f5 performance management kaplan 2013
DESCRIPTION
F5 Performance Management Kaplan study textTRANSCRIPT
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3Opportunity cost
Opportunitycostisanimportantconceptfordecisionmakingpurposes.Itisthevalueofthebestalternativethatisforegonewhenaparticularcourseofactionisundertaken.Itemphasisesthatdecisionsareconcernedwithchoicesandthatbychoosingoneplan,theremaywellbesacrificeselsewhereinthebusiness.
Acompanywhichmanufacturesandsellsonesingleproductiscurrentlyoperatingat85%offullcapacity,producing102,000unitspermonth.Thecurrenttotalmonthlycostsofproductionamountto330,000,ofwhich75,000arefixedandareexpectedtoremainunchangedforalllevelsofactivityuptofullcapacity.
Anewpotentialcustomerhasexpressedinterestintakingregularmonthlydeliveryof12,000unitsatapriceof2.80perunit.
Allexistingproductionissoldeachmonthatapriceof3.25perunit.Ifthenewbusinessisaccepted,existingsalesareexpectedtofallby2unitsforevery15unitssoldtothenewcustomer.
What is the overall increase in monthly profit which would result from accepting the new business?
4The relevant cost of materials
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Test your understanding 1 Opportunity cost
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Anyhistoriccostgivenformaterialsisalways a sunk costandnever relevantunlessithappenstobethesameasthecurrentpurchaseprice.
5The relevant cost of labour
6Make versus buy Making the decision on financial grounds
Aproductshouldbemadeinhouseiftherelevantcostofmakingtheproductinhouseislessthanthecostofbuyingtheproductexternally.
Spare capacity exists
Unlessstatedotherwiseinthequestion,itshouldbeassumedthatthereissparecapacity.
No spare capacity exists
Therelevantcostofmakingtheproductinhouse=thevariablecostofinternalmanufactureplusanyfixedcostsdirectlyrelatedtothatproduct.
Therelevantcostofmakingtheproductinhouse=thevariablecostofinternalmanufactureplusanyfixedcostsdirectlyrelatedtothatproductplustheopportunitycostofinternalmanufacture(e.g.lostcontributionfromanotherproduct).
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Afactorysentiremachinecapacityisusedtoproduceessentialcomponents.Theproductioncostsofusingthemachinesareasfollows.
Ifallcomponentproductionwasoutsourced,thenthemachinescouldbeusedtoproduceotheritemsthatwouldgenerateadditionalcontributionof$50,000. Assumethefixedcostswillstillbeincurredifproductionisoutsourced.
Whatisthemaximumpricethatthecompanyshouldbewillingtopaytotheoutsidesupplierforthecomponents?
$ Variable 30,000Fixed 50,000
Total 80,000
RobustLtdmakesfourcomponentsA,B,CandDandtheassociatedannualcostsareasfollows:
A B C DProductionvolume(units) 1,500 3,000 5,0007,000Unitvariablecosts $ $ $ $Directmaterials 4 4 5 5Directlabour 8 8 6 6Variableproductionoverheads 2 1 4 5
Total 14 13 15 16Fixedcostsdirectlyattributableare: 3,000 6,00010,0007,000Theunitpricesofanexternalsupplierare: 12 16 20 24
Determine whether any of the components should be bought in from the external supplier.
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Test your understanding 2
Illustration 1 Make or buy
Solution
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Other issues to consider
Inadditiontotherelativecostofbuyingexternallycomparedtomakinginhouse,managementmustconsideranumberofotherissuesbeforeafinaldecisionismade.
Reliability of external supplier: cantheoutsidecompanybereliedupontomeettherequirementsintermsof: quantityrequired
qualityrequired
deliveringontime
pricestability
Specialist skills:theexternalsuppliermaypossesssomespecialistskillsthatarenotavailableinhouse.
Alternative use of resource: outsourcingwillfreeupresourceswhichmaybeusedinanotherpartofthebusiness.
Social: willoutsourcingresultinareductionoftheworkforce?Redundancycostsshouldbeconsidered.
Legal: willoutsourcingaffectcontractualobligationswithsuppliersoremployees?
Confidentiality: isthereariskoflossofconfidentiality,especiallyiftheexternalsupplierperformssimilarworkforrivalcompanies.
Customer reaction: docustomersattachimportancetotheproductsbeingmadeinhouse?
KRSLtdisconsideringwhethertoadministeritsownpurchaseledgerortouseanexternalaccountingservice.Ithasobtainedthefollowingcostestimatesforeachoption:
Internal service department
Cost VolumePurchasehardware/software $320paHardware/softwaremaintenance $750paAccountingstationery $500paParttimeaccountclerk $6,000paExternal servicesProcessingofinvoices/creditnotes $0.50perdocument 5,000paProcessingofchequepayments $0.50percheque 4,000paReconcilingsupplieraccounts $2.00persupplier
permonth 150suppliers
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Test your understanding 3 Additional question on make vs buy
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Determine the cost effectiveness of outsourcing the accounting activities and identify the qualitative factors involved.
7Shutdown decisions
Partofabusiness,forexampleadepartmentoraproduct,mayappeartobeunprofitable.Thebusinessmayhavetomakeadecisionastowhetherornotthisareashouldbeshutdown.
The quantifiable cost or benefit of closure
Therelevantcashflowsassociatedwithclosureshouldbeconsidered. Forexample:
Iftherelevantbenefitsaregreaterthantherelevantcostsofclosurethenclosuremayoccur. However,beforeafinaldecisionismadethebusinessshouldalsoconsiderthenonquantifiablefactorsdiscussedbelow.
Nonquantifiable costs and benefits of closure
thelostcontributionfromtheareathatisbeingclosed(=relevantcostofclosure)
savingsinspecificfixedcostsfromclosure(=relevantbenefitofclosure) knownpenaltiesandothercostsresultingfromtheclosure,e.g.
redundancy,compensationtocustomers(=relevantcostofclosure)
anyknownreorganisationcosts(=relevantcostofclosure) anyknownadditionalcontributionfromthealternativeuseforresources
released(=relevantbenefitofclosure).
Someofthecostsandbenefitsdiscussedabovemaybenonquantifiableatthepointofmakingtheshutdowndecision: penaltiesandothercostsresultingfromtheclosure(e.g.
redundancy,compensationtocustomers)maynotbeknownwithcertainty.
reorganisationcostsmaynotbeknownwithcertainty.
additionalcontributionfromthealternativeuseforresourcesreleasedmaynotbeknownwithcertainty
Knockonimpactoftheshutdowndecision. Forexample,supermarketsoftenstocksomegoodswhichtheysellataloss.Thisistogetcustomersthroughthedoor,whotheythenhopewillpurchaseotherproductswhichhavehigherprofitmarginsforthem. Ifthedecisionistakentostopsellingtheseproducts,thenthecustomersmaynolongercometothestore.
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ThemanagementofFionaCoisconsideringtheclosureofoneofitsoperations,department3,andthefinancialaccountanthassubmittedthefollowingreport.
Additionalinformation:
Asmanagementaccountant,youfurtherascertainthat,onacostdriverbasis:
Department 1 2 3 TotalSales(units) 5,000 6,000 2,000 13,000
Sales($) 150,000 240,000 24,000 414,000Costofsales($)Directmaterial 75,000 150,000 10,000 235,000Directlabour 25,000 30,000 8,000 63,000Productionoverhead 5,769 6,923 2,308 15,000
Grossprofit($) 44,231 53,077 3,692 101,000Expenses($) 15,384 18,461 6,155 40,000
Netprofit($) 28,847 34,616 (2,463) 61,000
productionoverheadsof$15,000havebeenapportionedtothethreedepartmentsonthebasisofunitsalesvolume
expensesareheadofficeoverheads,againapportionedtodepartmentsonsalesvolume.
50%oftheproductionoverheadscanbedirectlytracedtodepartmentsandsocouldbeallocatedonthebasis2:2:1.
Similarly60%oftheexpensescanbeallocated3:3:2,withtheremaindernotbeingpossibletoallocate.
80%ofthesocalleddirectlabourisfixedandcannotbereadilyallocated. Theremaining20%isvariableandcanbebetterallocatedonthebasisofsalesvolume.
(a) Restatethefinancialpositionintermsofthecontributionmadebyeachdepartmentand,basedonthesefigures,makeaclearrecommendation.
(b) Discussanyotherfactorsthatshouldbeconsideredbeforeafinaldecisionismade.
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Test your understanding 4
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8Oneoff contracts
Whenabusinessispresentedwithaoneoffcontract,itshouldapplyrelevantcostingprinciplestoestablishthecashflowsassociatedwiththeproject.
Theminimumcontractprice=thetotaloftherelevantcashflowsassociatedwiththecontract.
Ifthecontractpricedoesnotcoverthesecashflowsthenitshouldberejected.
MrSmithhasbeenaskedtoquoteapriceforaspecialcontract.Hehasalreadypreparedhistenderbuthasaskedyoutoreviewitforhim.
Hehaspointedouttoyouthathewantstoquotetheminimumpriceashebelievesthiswillleadtomorelucrativeworkinthefuture.
Mr Smiths tender
$Material: A2,000kgs@$10perkg 20,000
B1,000kgs@$15perkg 15,000C500kgs@$40perkg 20,000D50litres@$12perlitre 600
Labour: Skilled1,000hrs@$25perhr 25,000Semiskilled2,000hrs@$15perhr
30,000
Unskilled,500hrs@$10perhr 5,000Fixedoverheads3,500hrs@$12perhr 42,000Costsofpreparingthetender:MrSmith'stime 1,000otherexpenses 500Minimumprofit(5%oftotalcosts)
7,725
Minimumtenderprice 166,825
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Test your understanding 5
Additional example on shutdown decisions
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Other information
MaterialA
MaterialB
MaterialC
MaterialD
Skilledlabour
1,000kgsofthismaterialisinstockatacostof$5perkg. MrSmithhasnoalternativeuseforhismaterialandintendssellingit
for$2perkg.
However,ifhesoldanyhewouldhavetopayafixedsumof$300tocoverdeliverycosts.
Thecurrentpurchasepriceis$10perkg.
ThereisplentyofMaterialBinstockanditcost$18perkg. Thecurrentpurchasepriceis$15perkg. ThematerialisconstantlyusedbyMrSmithinhisbusiness.
Thetotalamountinstockof500kgswasboughtfor$10,000sometimeagoforanotheroneoffcontractthatneverhappened.
MrSmithisconsideringsellingitfor$6,000intotalorusingitasasubstituteforanothermaterial,constantlyusedinnormalproduction.
Ifusedinthislattermanneritwouldsave$8,000oftheothermaterial.
Currentpurchasepriceis$40perkg.
Thereare100litresofthismaterialinstock. Itisdangerousandifnotusedinthiscontractwillhavetobe
disposedofatacosttoMrSmithof$50perlitre.
Thecurrentpurchasepriceis$12perlitre.
MrSmithonlyhiresskilledlabourwhenheneedsit. $25perhouristhecurrenthourlyrate.
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Semiskilledlabour
Unskilledlabour
Fixedoverheads
Costsofpreparingthetender
Profit
Required:
CalculateandexplainforMrSmithwhatyoubelievetheminimumtenderpriceshouldbe.
MrSmithhasaworkforceof50semiskilledlabourerswhoarecurrentlynotfullyutilised.
Theyareonannualcontractsandthenumberofsparehourscurrentlyavailableforthisprojectare1,500.Anyhoursinexcessofthiswillhavetobepaidforattimeandahalf.
Thenormalhourlyrateis$15perhour.
ThesearecurrentlyfullyemployedbyMrSmithonjobswheretheyproduceacontributionof$2perunskilledlabourhour.
Theircurrentrateis$10perhour,althoughextracouldbehiredat$20anhourifnecessary.
ThisisconsideredbyMrSmithtobeanaccurateestimateofthehourlyratebasedonhisexistingproduction.
MrSmithhasspent10hoursworkingonthisprojectat$100perhour,whichhebelievesishischargeoutrate.
OtherexpensesincludethecostoftravelandresearchspentbyMrSmithontheproject.
ThisisMrSmithsminimumprofitmarginwhichhebelievesisnecessarytocover'generaldaytodayexpensesofrunningabusiness'.
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Additional example on oneoff contracts
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9Further processing decisions
Afurtherprocessingdecisionwillbetestedinthecontextofjointproductsintheexam.
Revision of joint product costing
JointproductcostingwasintroducedinpaperF2:
Thebasisofapportionmentofjointcoststoproductsisusuallyoneofthefollowing:
Jointproductsarisewherethemanufactureofoneproductinevitablyresultsinthemanufactureofotherproducts.
Thespecificpointatwhichindividualproductsbecomeidentifiableisknownasthesplitoffpoint.
Costsincurredbeforethesplitoffpointarecalledjointcostsandmustbesharedbetweenjointproductsproduced.
Afterseparationproductsmaybesoldimmediatelyormaybeprocessedfurther.Anyfurtherprocessingcostsareallocateddirectlytotheproductonwhichtheyareincurred.
(i) Salesvalueofproduction(alsoknownas'marketvalue')
(ii) Productionunits
(iii) Netrealisablevalue.
ProductsAandBaretwojointproductswithinformationasfollows:
(a)Apportionment by production units
Kgsproduced Kgssold SellingPriceperkg JointcostProductA 100 80 $5
$750ProductB 200 150 $2
Jointcost $750 = = $2.50perkgforAandBKgsproduced 300
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Illustration 2 Valuation of joint products
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Trading results are as follows:
Theproductionratiois100:200whichmeansthatinordertoobtain1kgofA,itisnecessarytoproduce2kgsofB.Forexampurposes,youshouldassumethattheratioofoutputisfixed.
(b)Apportionment by market value at point of separation
Trading results:
NotethattheapportionmentisonthebasisofproportionatesalesvalueofproductionProfitperunitwillbethesame(withasmallroundingdifference.)
ProductA ProductB TotalSales 80x$5.00 $400 150x$2.00 $300 $700CostofSales 80x$2.50 ($200) 150x$2.50 ($375) ($575)
Profit/(loss) $200 ($75) $125
Valueofclosingstock 20x$2.50 $50 50x$2.50 $125
SalesValueofproduction
Proportion Jointcostapportionment
Perkg
A:100x$5
$500 5/9 $417 $4.17
B:200x$2
$400 4/9 $333 $1.67
750
A B TotalSales 400 300 700Costofsales 333.6 250.5 585.1Profit 66.4 49.5 114.9Profit/Salesratio 16.6% 16.5%Closinginventory (20x4.17)=$83 (50x$1.67)=$83
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(c)Apportionment by Net Realisable Value
Thisapproachshouldbeusedinsituationswherethesalesvalueatthesplitoffpointisnotknowneitherbecausetheproductisnotsaleable,oriftheexaminerdoesnottellus.
Furtherinformationisneeded:
Apportionmentofjointcosts:
Furtherprocessingcosts
Sellingpriceafterfurtherprocessing
ProductA $280+$2.00perkg $8.40ProductB $160+$1.40perkg $4.50
ProductA
ProductB
FinalSalesValueofProduction(100x$8.40200x$4.50)
$840 $900
FurtherProcessingCost(280+100x$2160+200x$1.40)
$480 $440
NetRealisablevalue $360 $460
Jointcostapportionment(360460) 329 421Jointcostperkg $3.29 $2.10
Tradingresults(forcommonprocessonly)Sales $700JointCosts $750lessclosinginventoryA:20x$3.29 $66B:50x$2.10 $105
171
Costofsales $579
Profit $121
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ThefollowingisrelevantforaproductionprocessforPeriod1:
TheprocessproducesjointproductsAandB,whicharethensoldatthepricesgivenbelow.Theoutputfigurerepresentsalloftheoutputfromtheprocess:
Required:
Calculatethecostofsales,andgrossprofitforproductsAandBassuming:
DirectmaterialCost $10,000DirectLabourCost $5,000Overheads $3,000Totalcosts $18,000
ProductA ProductBUnitsofOutput 2,000 8,000PriceperUnit $5 $2.50
(i) jointcostsareapportionedbymarketvalue
(ii) jointcostsareapportionedbyproductionunits.
Further processing decision
Whendecidingwhethertoprocessaproductfurtherortosellaftersplitoffonlyfutureincrementalcashflowsshouldbeconsidered:
Anydifferenceinrevenueandanyextracosts. Jointcostsaresunkatthisstageandthusnotrelevanttothedecision.
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Test your understanding 6
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Afirmmakesthreejointproducts,X,YandZ,atajointcostof$400,000.Jointcostsareapportionedonthebasisofweight.ProductsXandZarecurrentlyprocessedfurther.
Anopportunityhasarisentosellallthreeproductsatthesplitoffpointforthefollowingprices.
Which of the products, if any, should the firm process further?
Product Weight at Furtherprocessingcosts Salessplitoff (variable)(tonnes) $000 $000
XYZ
600200200
800
400
980120600
XYZ
$200,000$120,000$160,000
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Test your understanding 7
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10Chapter summary
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Test your understanding answers
(a) Thesalaryisarelevantcostof12,000.Donotbefooledbythementionofthefactthatitisafixedcost,itisacostthatisrelevanttothedecisiontoproceedwiththefuturedevelopmentofthenewproduct.Thisisanexampleofadirectlyattributablefixedcost.Adirectlyattributablefixedcostmayalsobecalledaproductspecificfixedcost.
(b) The2,500additionalrunningcostsarerelevanttothedecisiontopurchasethenewmachine.Thesavinginoverheadabsorptionisnotrelevantsincewearenottoldthatthetotaloverheadexpenditurewillbealtered.Thesavinginlabourcostwouldberelevantbutweshallassumethatthishasbeenaccountedforindeterminingtheadditionalmonthlyrunningcosts.
(c) Thisisnotarelevantcostfornextmonthsinceitwillbeincurredevenifthecontractiscancelledtoday.Ifadecisionisbeingmadetoclosetheoffice,thiscostcannotbeincludedasasavingtobemadenextmonth.However,itwillbesavedinthemonthsafterthatsoitwillbecomearelevantcostsavingfrommonth2onwards.
(d) Thisisnotarelevantcostofthedecisiontocontinuewiththecontract.The75issunkandcannotberecoveredevenifthecompanydoesnotproceedwiththenegotiations.
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Relevant costs
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100%capacity = 102,0000.85 = 120,000units
Sparecapacityamountsto18,000units.Sothereissufficientslacktomeettheneworder.
Variablecosts = 330,000less75,000
= 255,000
Variablecostperunit
= 255,000102,000 = 2.50
Contributionperunitfromexistingproduct = 3.252.50=0.75
Contributionperunitfromnewproduct = 2.802.50=0.30
Increaseincontributionfromnewproduct:
0.3012,000units 3,600Fallincontributionfromexistingproduct:
0.75(12,00015)2 0.751,600 (1,200)
NetGainincontribution 2,400
A B C D$ $ $ $
Buyexternally unitprice 12 16 20 24
Makeinhouseunitvariablecost 14 13 15 16unitfixedcost 2 2 2 1
total 16 15 17 17
Saving/(loss)throughmakinginhouse 4 1 3 7
RobustLtdshouldbuyincomponentAsinceitwouldachievesavingsof$4perunitor$6,000pa.Buyinginanyoftheothercomponentswouldincreaseitscosts.
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Test your understanding 1 Opportunity cost
Test your understanding 2
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Annualinternalprocessingcosts
Hardwareandsoftware $320Hardware/softwareannualmaintenance $750Accountingstationery $500Parttimeaccountsclerk $6,000
Total $7,570
AnnualoutsourcingcostsProcessingofinvoices/creditnotes $2,500 5,000$0.50Processingofchequepayments $2,000 4,000$0.50Reconcilingsupplieraccounts $3,600 150$212
Total $8,100
Itwouldnotbecosteffectivetooutsourcetheaccountingactivities.Thepresentcostsof$7,570wouldriseto$8,100pa
Qualitativefactorsinclude:
predictedvolumeshighervolumeswillmakeoutsourcingmoreexpensive
thequalityofsupplywilltheexternalsuppliermakemoreerrors? securityofinformation.
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Test your understanding 3 Additional question on make vs buy
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(a) Firstofallwemustrestatethefiguressothattheypresentthesituationinitstruelight.Onlyrelevantcashflowsshouldbeconsidered.Thiswillenableeachdepartmenttobereadilyevaluatedonitslocallycontrollableperformance.
Notes
Department 1 2 3 TotalSalesvolume(units) 5,000 6,000 2,000 13,000Salesvalue($) 150,000240,000 24,000414,000Costofsales:($)Directmaterial 75,000150,000 10,000235,000Directlabour(note1) 4,846 5,815 1,939 12,600Prodnoverhead(note2) 3,000 3,000 1,500 7,500Expenses(note3) 9,000 9,000 6,000 24,000
Contribution($) 58,154 72,185 4,561134,900Othercosts($):Labour (note4) (50,400)Overhead (note5) (7,500)Expenses(note6) (16,000)
Netprofit 61,000
(1) 80%ofthelabourcostisfixedandisthereforeexcludedfromthecontributioncalculation. Theremaining20%hasbeenallocatedonthebasisofsalesvolume.
(2) Only50%oftheproductionoverheadscanbedirectlyallocatedtothedepartments. Thishasbeenallocatedintheratio2:2:1.
(3) Only60%oftheexpensescanbedirectlytracedtothedepartments. Thishasbeenallocatedintheratio3:3:2.
(4) Fixedcostoflabouris80%.
(5) Thisistheremaining50%ofoverheadsthatcan'tbeallocatedtodepartments.
(6) Thisistheremaining40%ofexpensesthatcan'tbeallocatedtodepartments.
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Conclusion
Fromtherestatedfiguresdepartment3shouldbekeptopensince:
Thedepartmentismakingacontributionof$4,561totheoverallprofitofthebusiness.
Theapparentlossarisespurelyfrominappropriateapportionmentofoverheadsandexpenses.
Ifthedepartmentwereclosed: therewouldbealossof$4,561contributiontothebusiness
and
ontheassumptiontherewouldbenofurthersavingonfixedcosts,theprofitwouldbereducedto$56,439.
(b) Considerationmustbegiventothefollowingfactorswhichmaybenonquantifiableatpresent:
Redundancycostsorcostsrelatingtothedisposalofequipmentifdepartment3isclosed.
Thepossiblelossofbusinessduetoproductsfromdepartment3beingunavailabletocustomerswhobuyfromotherdepartmentsatthesametime.
Thereorganisationcoststhatmayarisefromtheclosureofdepartment3.
Additionalbenefitsofclosureofdepartment3suchaslabourandmachinerybeingusedtogeneratecontributionelsewhereinthebusiness.
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$ $MaterialA 1,000kgs@$2$300 1,700(note1) 1,000kgs@$10 10,000
11,700
MaterialB(note2) 1,000kgs@$15 15,000MaterialC(note3) 500kgsopportunitycost 8,000MaterialD(note4) 50litres@$50 (2,500)Skilledlabour(note5) 1,000hrs@$25 25,000Semiskilledlabour(note6)
500hrs@$22.50 11,250
Unskilledlabour(note7) 500hrs@$12(opportunitycost)
6,000
Minimumtenderprice=totalofrelevantcashflows 74,450
Notes
Option1Sellitfor$6,000.
Option2Useitasasubstituteandsave$8,000.
Option2ispreferable.Thisisthereforetheopportunitycostofusingitinthecontract.
(1) Thereare1,000kgsinstockandthesewillnotbereplaced. Thesewouldotherwisebesoldatanetgainof$1,700.Thisgainisthereforeforegoneasaresultofusingthismaterialinthecontract.Theother1,000kgsareoutofstockandthereforetherelevantcostisthecurrentpurchasepriceof$10perkg.
(2) Thematerialisinstockbutwillbereplacedandthereforetherelevantcostisthecurrentpurchasepriceof$15perkg.
(3) Thematerialisinstockandtherearetwooptionsifthismaterialisnotusedforthecontract:
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Test your understanding 5
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(4) Thematerialisinstockandwillnotbereplaced.Thecostofdisposingof50litreswillbesaved(@$50/litre,i.e.$2,500).Savingthiscostisarelevantbenefit.
(5) Theincrementalcostofpayingforthelabourneeded.
(6) 1,500sparehourshavealreadybeenpaidforastheworkforceareonannualcontracts.Theadditionalcashflowisthereforetheextra500hoursthatareneededattimeandahalf.
(7) Foreachhourdivertedfromtheirnormaljobscontributionof$2willbeforegone.Thistogetherwiththecostofpayingtheworkerstodotheprojectamountstoarelevantcostof$12perkg.Theywouldnotbehiredat$20perhourasthisismoreexpensive.
(8) Fixedoverheadscanbeignoredastheyarenotincremental.
(9) Costsofpreparingthetenderareallsunkcostsandhencemustbeignored.
(10)Profitelementshouldbeignoredsinceaminimumcontractpriceisbeingcalculated.
(a) Market value basis
Working:
(b) Production units basis
Product A Product B TotalSalesvalue $10,000 $20,000 $30,000Jointcostsapportioned(W1) $6,000 $12,000 $18,000GrossProfit $4,000 $8,000 $12,000
10,000JointcostsallocatedtoProductA =$18,000 =$6,000
30,000
20,000JointcostsallocatedtoProductB =$18,000 =$12,000
30,000
Product A Product B TotalSalesvalue $10,000 $20,000 $30,000Jointcostsapportioned(W1) $3,600 $14,400 $18,000GrossProfit $6,400 $5,600 $12,000
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Test your understanding 6
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Working:
Totaloutputunits=2,000+8,000=10,000
2,000JointcostsallocatedtoProductA =$18,000 =$3,600
10,000
8,000JointcostsallocatedtoProductB = $18,000 =$14,400
10,000
Thepreseparation(i.e.joint)costsarenotincrementalandsocanbeignored.Theonlyincrementalcashflowsareasfollows:
ThusonlyZshouldbeprocessedfurther.
Product X Y Z$000 $000 $000
Additionalrevenuefromfurtherprocessing 780 n/a 440Additionalcostsfromfurtherprocessing 800 n/a 400
Benefit/(cost)offurtherprocessing (20) 40
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RiskanduncertaintyChapter learning objectives
Uponcompletionofthischapteryouwillbeableto:
describegenerallyavailableresearchtechniquestoreduceuncertainty,e.g.focusgroups,marketresearch
suggestforagivensituation,suitableresearchtechniquesforreducinguncertainty
explain,usingasimpleexample,theuseofsimulation explain,calculateanddemonstratetheuseofexpectedvalues
andsensitivityanalysisinsimpledecisionmakingsituations
forgivendata,applythetechniquesofmaximax,maximinandminimaxregrettodecisionmakingproblemsincludingtheproductionofprofittables
calculatethevalueofperfectinformation calculatethevalueofimperfectinformation.
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1Introduction Risk and uncertainty
Allbusinessesfacerisk.
Riskisthevariabilityofpossiblereturns.
Riskmanagementisimportantinabusiness. Itistheprocessofunderstandingandmanagingtherisksthatanorganisationisinevitablysubjectto.
Distinction between risk and uncertainty
Risk: thereareanumberofpossibleoutcomesandtheprobabilityofeachoutcomeisknown.
Forexample,basedonpastexperienceofdiggingforoilinaparticulararea,anoilcompanymayestimatethattheyhavea60%chanceoffindingoilanda40%chanceofnotfindingoil.
Uncertainty: thereareanumberofpossibleoutcomesbuttheprobabilityofeachoutcomeisnotknown.
Forexample,thesameoilcompanymaydigforoilinapreviouslyunexploredarea. Thecompanyknowsthatitispossibleforthemtoeitherfindornotfindoilbutitdoesnotknowtheprobabilitiesofeachoftheseoutcomes.
Risk and uncertainty
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2Other methods of dealing with risk and uncertainty
Inadditiontotheresearchtechniquesdiscussed,thefollowingmethodscanbeusedtoaddressriskoruncertainty.
Eachmethodwillbereviewedinturn.
Sensitivityanalysis Simulation Expectedvalues Maximax,maximinandminimaxregret DecisionTrees
3Sensitivity analysis
Sensitivityanalysistakeseachuncertainfactorinturn,andcalculatesthechangethatwouldbenecessaryinthatfactorbeforetheoriginaldecisionisreversed.Typically,itinvolvesposing'whatif'questions.
Byusingthistechniqueitispossibletoestablishwhichestimates(variables)aremorecriticalthanothersinaffectingadecision.
Theprocessisasfollows:
Bestestimatesforvariablesaremadeandadecisionarrivedat. Eachofthevariablesisanalysedinturntoseehowmuchtheoriginal
estimatecanchangebeforetheoriginaldecisionisreversed.Forexample,itmaybethattheestimatedsellingpricecanfallby5%beforetheoriginaldecisiontoacceptaprojectisreversed.
Estimatesforeachvariablecanthenbereconsideredtoassessthelikelihoodoftheestimatebeingwrong.Forexample,whatisthechanceofthesellingpricefallingbymorethan5%?
Themaximumpossiblechangeisoftenexpressedasapercentage.Thisformulaonlyworksfortotalcashflows.Itcannotbeusedforindividualunits,sellingprices,variablecostperunit,etc.
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The use of research techniques to reduce uncertainty
Motivational research techniques
Types of measurement research
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Amanagerisconsideringamakevbuydecisionbasedonthefollowingestimates:
Youarerequiredtoassessthesensitivityofthedecisiontotheexternalpurchaseprice.
Solution
Step 1: Whatistheoriginaldecision?
Comparingcontributionfigures,theproductshouldbeboughtinandrebadged:
Step 2: Calculatethesensitivity(totheexternalpurchaseprice)
Forindifference,thecontributionfromoutsourcingneedstofallto$5perunit.Thustheexternalpurchasepriceonlyneedstoincreaseby$1perunit(or$1/$6=17%).Iftheexternalpurchasepricerosebymorethan17%theoriginaldecisionwouldbereversed.
If made inhouse If buy in and rebadge$ $
Variableproductioncosts 10 2Externalpurchasecosts 6Ultimatesellingprice 15 14
If made inhouse If buy in and rebadge$ $
Contribution 5 6
Strengths of sensitivity analysis
Thereisnocomplicatedtheorytounderstand. Informationwillbepresentedtomanagementinaformwhichfacilitates
subjectivejudgementtodecidethelikelihoodofthevariouspossibleoutcomesconsidered.
Itidentifiesareaswhicharecrucialtothesuccessoftheproject.Iftheprojectischosen,thoseareascanbecarefullymonitored.
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Illustration 1 Sensitivity analysis
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4Weaknesses of sensitivity analysis
Itassumesthatchangestovariablescanbemadeindependently,e.g.materialpriceswillchangeindependentlyofothervariables.Simulationallowsustochangemorethanonevariableatatime.
Itonlyidentifieshowfaravariableneedstochangeitdoesnotlookattheprobabilityofsuchachange.
Itprovidesinformationonthebasisofwhichdecisionscanbemadebutitdoesnotpointtothecorrectdecisiondirectly.
5Simulation
Simulationisamodellingtechniquethatshowstheeffectofmorethanonevariablechangingatthesametime.
Itisoftenusedincapitalinvestmentappraisal.
TheMonteCarlosimulationmethodusesrandomnumbersandprobabilitystatistics.Itcanincludeallrandomeventsthatmightaffectthesuccessorfailureofaproposedprojectforexample,changesinmaterialprices,labourrates,marketsize,sellingprice,investmentcostsorinflation.
Themodelidentifieskeyvariablesinadecision:costsandrevenues,say.Randomnumbersarethenassignedtoeachvariableinaproportioninaccordancewiththeunderlyingprobabilitydistribution.Forexample,ifthemostlikelyoutcomesarethoughttohavea50%probability,optimisticoutcomesa30%probabilityandpessimisticoutcomesa20%probability,randomnumbers,representingthoseattributes,canbeassignedtocostsandrevenuesinthoseproportions.
Apowerfulcomputeristhenusedtorepeatthedecisionmanytimesandgivemanagementaviewofthelikelyrangeandlevelofoutcomes.Dependingonthemanagement'sattitudetorisk,amoreinformeddecisioncanbetaken.
Thishelpstomodelwhatisessentiallyaoneoffdecisionusingmanypossiblerepetitions.Itisonlyofanyrealvalue,however,iftheunderlyingprobabilitydistributioncanbeestimatedwithsomedegreeofconfidence.
TheMPOrganisationisanindependentfilmproductioncompany.Ithasanumberofpotentialfilmsthatitisconsideringproducing,oneofwhichisthesubjectofamanagementmeetingnextweek.ThefilmwhichhasbeencodenamedCA45isathrillerbasedonanovelbyawellrespectedauthor.
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Illustration 2 The MP Organisation
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Theexpectedrevenuesfromthefilmhavebeenestimatedasfollows:thereisa30%chanceitmaygeneratetotalsalesof$254,00050%chancesalesmayreach$318,000and20%chancetheymayreach$382,000.
Expectedcosts(advertising,promotionandmarketing)havealsobeenestimatedasfollows:thereisa20%chancetheywillreachapproximately$248,00060%chancetheymaygetto$260,000and20%chanceoftotalling$272,000.
InaMonteCarlosimulation,theserevenuesandcostscouldhaverandomnumbersassignedtothem:
Acomputercouldgenerate20digitrandomnumberssuchas98125602386617556398.Thesewouldthenbematchedtotherandomnumbersassignedtoeachprobabilityandvaluesassignedto'SalesRevenues'and'Costs'basedonthis.Therandomnumbersgeneratedgive5possibleoutcomesinourexample:
Sales Revenue
Probability
Assign Random Numbers (assume integers)
$254,000 0.30 0029$318,000 0.50 3079$382,000 0.20 8099
Costs$248,000 0.20 0019$260,000 0.60 2079$272,000 0.20 8099
Random number
Sales revenue in $000
Random Number
Costs in $000
Profit
98 382 12 248 13456 318 02 248 7038 318 66 260 5817 254 55 260 (6)63 318 98 272 46
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Abusinessischoosingbetweentwoprojects,projectAandprojectB. Itusessimulationtogenerateadistributionofprofitsforeachproject.
Required:
Whichprojectshouldthebusinessinvestin?
Solution
ProjectAhasaloweraverageprofitbutisalsolessrisky(lessvariabilityofpossibleprofits).
ProjectBhasahigheraverageprofitbutisalsomorerisky(morevariabilityofpossibleprofits).
Thereisnocorrectanswer. Allsimulationwilldoisgivethebusinesstheaboveresults. Itwillnottellthebusinesswhichisthebetterproject.
Ifthebusinessiswillingtotakeonrisk,theymaypreferprojectBsinceithasthehigheraveragereturn.
However,ifthebusinesswouldprefertominimiseitsexposuretorisk,itwouldtakeonprojectA. Thishasalowerriskbutalsoaloweraveragereturn.
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Illustration 3 Simulation
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Drawbacks of simulation
Therearemajordrawbacksofsimulation:
Itisnotatechniqueformakingadecision,onlyforobtainingmoreinformationaboutthepossibleoutcomes.
Modelscanbecomeextremelycomplex. Thetimeandcostsinvolvedintheirconstructioncanbemorethanis
gainedfromtheimproveddecisions.
Probabilitydistributionsmaybedifficulttoformulate.
Assess the use of simulation for a chain of betting shops.
6Expected values (EVs)
Anexpectedvalueisaweightedaverageofallpossibleoutcomes.Itcalculatestheaveragereturnthatwillbemadeifadecisionisrepeatedagainandagain.Inotherwords,itisobtainedbymultiplyingthevalueofeachpossibleoutcome(x),bytheprobabilityofthatoutcome(p),andsummingtheresults.
TheformulafortheexpectedvalueisEV = px
Returnsfromanewrestaurantventuredependonwhetheracompetitordecidestoopenupinthesamearea.Thefollowingestimatesaremade:
Competitor opens up Probability (p) Project NPV (x) px$ $
Yes 0.3 (10,000) (3,000)No 0.7 20,000 14,000 EV= 11,000
Sincetheexpectedvalueshowsthelongrunaverageoutcomeofadecisionwhichisrepeatedtimeandtimeagain,itisausefuldecisionruleforarisk neutral decision maker.Thisisbecauseariskneutralinvestorneitherseeksriskoravoidsitheishappytoacceptanaverageoutcome.
Advantages and disadvantages of EVs
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Illustration 4 Calculating EVs
Test your understanding 1
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Advantages:
Disadvantages:
Takesuncertaintyintoaccountbyconsideringtheprobabilityofeachpossibleoutcomeandusingthisinformationtocalculateanexpectedvalue.
Theinformationisreducedtoasinglenumberresultingineasierdecisions.
Calculationsarerelativelysimple.
Theprobabilitiesusedareusuallyverysubjective. TheEVismerelyaweightedaverageandthereforehaslittlemeaning
foraoneoffproject.
TheEVgivesnoindicationofthedispersionofpossibleoutcomesabouttheEV,i.e.therisk.
TheEVmaynotcorrespondtoanyoftheactualpossibleoutcomes.
Payoff tables
Aprofittable(payofftable)canbeausefulwaytorepresentandanalyseascenariowherethereisarangeofpossibleoutcomesandavarietyofpossibleresponses.Apayofftablesimplyillustratesallpossibleprofits/losses.
GeoffreyRamsbottomrunsakitchenthatprovidesfoodforvariouscanteensthroughoutalargeorganisation.Aparticularsaladissoldtothecanteenfor$10andcosts$8toprepare.Therefore,thecontributionpersaladis$2.
Baseduponpastdemands,itisexpectedthat,duringthe250dayworkingyear,thecanteenswillrequirethefollowingdailyquantities:
Thekitchenmustpreparethesaladinbatchesof10meals.Itsstaffhasaskedyoutohelpthemdecidehowmanysaladsitshouldsupplyforeachdayoftheforthcomingyear.
On25daysoftheyear 40saladsOn50daysoftheyear 50saladsOn100daysoftheyear 60saladsOn75days 70saladsTotal 250 days
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Illustration 5 Geoffrey Ramsbottom
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7Maximax, maximin and minimax regret
Whenprobabilitiesarenotavailable,therearestilltoolsavailableforincorporatinguncertaintyintodecisionmaking.
Maximax
Themaximaxruleinvolvesselectingthealternativethatmaximisesthemaximumpayoffachievable.
Thisapproachwouldbesuitableforanoptimist,or'riskseeking'investor,whoseekstoachievethebestresultsifthebesthappens.
Followingupfromthepayofftableexample,GeoffreyRamsbottom'stablelooksasfollows:
Themanagerwhoemploysthemaximaxcriterionisassumingthatwhateveractionistaken,thebestwillhappenhe/sheisarisktaker.Howmanysaladswillhedecidetosupply?
Daily demand
Daily SupplyProbability 40
salads50
salads60
salads70
salads40
salads0.10 $80 $0 ($80) ($160)
50salads
0.20 $80 $100 $20 ($60)
60salads
0.40 $80 $100 $120 $40
70salads
0.30 $80 $100 $120 $140
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Answer
Illustration 6 The Maximax rule
Solution Geoffrey Ramsbottom
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Acompanyischoosingwhichofthreenewproductstomake(A,BorC)andhascalculatedlikelypayoffsunderthreepossiblescenarios(I,IIorIII),givingthefollowingpayofftable.
Required:
Usingmaximax,whichproductwouldbechosen?
Profit (loss) Product chosenScenario A B C
IIIIII
204050
8070(10)
1010040
Maximin
Themaximinruleinvolvesselectingthealternativethatmaximisestheminimumpayoffachievable.Theinvestorwouldlookattheworstpossibleoutcomeateachsupplylevel,thenselectsthehighestoneofthese. Thedecisionmakerthereforechoosestheoutcomewhichisguaranteedtominimisehislosses.Intheprocess,helosesoutontheopportunityofmakingbigprofits.
Thisapproachwouldbeappropriateforapessimistwhoseekstoachievethebestresultsiftheworsthappens.
Required:
UsingtheinformationfromthepreviousTYUapplythemaximinruletodecidewhichproductshouldbemade.
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Test your understanding 3 Applying maximin
Test your understanding 2 Applying maximax
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Followingupfromthepayofftableexample,GeoffreyRamsbottom'stablelooksasfollows:
Howmanysaladsshouldwesupply,usingtheMaximinrule?
Daily demand
Daily SupplyProbability 40
salads50
salads60
salads70
salads40
salads0.10 $80 $0 ($80) ($160)
50salads
0.20 $80 $100 $20 ($60)
60salads
0.40 $80 $100 $120 $40
70salads
0.30 $80 $100 $120 $140
The minimax regret rule
Theminimaxregretstrategyistheonethatminimisesthemaximumregret.Itisusefulforariskneutraldecisionmaker.Essentially,thisisthetechniqueforasoreloserwhodoesnotwishtomakethewrongdecision.
Regretinthiscontextisdefinedastheopportunitylossthroughhavingmadethewrongdecision.
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Answer
Illustration 7 The 'Maximin' rule
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Followingupfromthepayofftableexample,GeoffreyRamsbottom'stablelooksasfollows:
Howmanysaladsshouldwedecidetosupplyiftheminimaxregretruleisapplied?
Daily demand
Daily SupplyProbability 40
salads50
salads60
salads70
salads40
salads0.10 $80 $0 ($80) ($160)
50salads
0.20 $80 $100 $20 ($60)
60salads
0.40 $80 $100 $120 $40
70salads
0.30 $80 $100 $120 $140
8Decision trees
Adecisiontreeisadiagrammaticrepresentationofamultidecisionproblem,whereallpossiblecoursesofactionarerepresented,andeverypossibleoutcomeofeachcourseofactionisshown.
Decisiontreesshouldbeusedwhereaprobleminvolvesaseriesofdecisionsbeingmadeandseveraloutcomesariseduringthedecisionmakingprocess.Decisiontreesforcethedecisionmakertoconsiderthelogicalsequenceofevents.Acomplexproblemisbrokendownintosmaller,easiertohandlesections.
Thefinancialoutcomesandprobabilitiesareshownseparately,andthedecisiontreeisrolledbackbycalculatingexpectedvaluesandmakingdecisions.
Three step method
Step 1:Drawthetreefromlefttoright,showingappropriatedecisionsandevents/outcomes.
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Illustration 8 The 'Minimax Regret' rule
Answer
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Somecommonsymbolscanbeused:asquareisusedtorepresentadecisionpoint(i.e.whereachoicebetweendifferentcoursesofactionmustbetaken.Acircleisusedtorepresentachancepoint.Thebranchescomingawayfromacirclewithhaveprobabilitiesattachedtothem.Allprobabilitiesshouldaddupto'1'.
Labelthetreeandrelevantcashinflows/outflowsandprobabilitiesassociatedwithoutcomes.
Step2:Evaluatethetreefromrighttoleftcarryingoutthesetwoactions:
Step 3:Recommendacourseofactiontomanagement.
(a) CalculateanEVateachoutcomepoint.
(b) Choosethebestoptionateachdecisionpoint.
Auniversityistryingtodecidewhetherornottoadvertiseanewpostgraduatedegreeprogramme.
Thenumberofstudentsstartingtheprogrammeisdependentoneconomicconditions:
Iftheprogrammeisadvertisedandeconomicconditionsarepoor,thereisa65%chancethattheadvertisingwillstimulatefurtherdemandandstudentnumberswillincreaseto50.Ifeconomicconditionsaregoodthereisa25%chancetheadvertisingwillstimulatefurtherdemandandnumberswillincreaseto25students.
Ifconditionsarepooritisexpectedthattheprogrammewillattract40studentswithoutadvertising.Thereisa60%chancethateconomicconditionswillbepoor.
Ifeconomicconditionsaregooditisexpectedthattheprogrammewillattractonly20studentswithoutadvertising.Thereisa40%chancethateconomicconditionswillbegood.
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Decision trees
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Theprofitexpected,beforedeductingthecostofadvertising,atdifferentlevelsofstudentnumbersareasfollows:
Required:
Demonstrate,usingadecisiontree,whethertheprogrammeshouldbeadvertised.
Number of students Profit in $15 (10,000)20 15,00025 40,00030 65,00035 90,00040 115,00045 140,00050 165,000
9The value of perfect information
Inmanyquestionsthedecisionmakersreceiveaforecastofafutureoutcome(forexampleamarketresearchgroupmaypredicttheforthcomingdemandforaproduct).Thisforecastmayturnouttobecorrectorincorrect.Thequestionoftenrequiresthecandidatetocalculatethevalueoftheforecast.
Perfect information Theforecastofthefutureoutcomeisalwaysacorrectprediction.Ifafirmcanobtaina100%accuratepredictiontheywillalwaysbeabletoundertakethemostbeneficialcourseofactionforthatprediction.
Imperfect information Theforecastisusuallycorrect,butcanbeincorrect.Imperfectinformationisnotasvaluableasperfectinformation.
Thevalueofinformation(eitherperfectorimperfect)maybecalculatedasfollows:Expected Profit (Outcome) WITH the information LESS Expected Profit (Outcome) WITHOUT the information
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Answer University advertising decision tree
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Aneworderingsystemisbeingconsidered,wherebycustomersmustordertheirsaladonlinethedaybefore.WiththisnewsystemMrRamsbottomwillknowforcertainthedailydemand24hoursinadvance.Hecanadjustproductionlevelsonadailybasis.
How much is this new system worth to Mr Ramsbottom?
10The value of imperfect information
Perfectinformationisonlyrarelyaccessible.Infact,informationsourcessuchasmarketresearchorindustryexpertsareusuallysubjecttoerror.Marketresearchfindings,forexample,arelikelytobereasonablyaccuratebuttheycanstillbewrong.
Therefore,ouranalysismustextendtodealwithimperfectinformation.Thequestionisasfollows:how much would it be worth paying for such imperfect information,giventhatweareawareofhowrightorwrongitislikelytobe?
(a) Youhavethemineralrightstoapieceoflandthatyoubelievemayhaveoilunderground.Thereisonlya10%chancethatyouwillstrikeoilifyoudrill,buttheprofitis$200,000.
Itcosts$10,000todrill.Thealternativeisnottodrillatall,inwhichcaseyourprofitiszero.
Shouldyoudrill?Drawadecisiontreetorepresentyourproblem.
Drawadecisiontreeandcalculatethevalueofimperfectinformationforthisgeologist.Ifthegeologistcharges$7,000,wouldyouuseherservices?
(b) Beforeyoudrill,youmayconsultageologistwhocanassessthepromiseofthepieceofland.Shecantellyouwhethertheprospectsaregoodorpoor,butsheisnotaperfectpredictor.Ifthereisoil,theprobabilitythatshewillsaytherearegoodprospectsis95%.Ifthereisnooil,theprobabilitythatshewillsayprospectsarepooris85%.
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Test your understanding 4 Geoffrey Ramsbottom
Solution
The Value of Imperfect Information
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11Chapter summary
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Test your understanding answers
Simulationwouldbeparticularlyusefulonanoperationallevelforanalysingthepossibleimplicationsofasingleevent,suchasamajorhorseraceorfootballmatch:
Simulationcouldalsobeusedforwiderstrategicanalysissuchasforassessingthepossibilityandimplicationsofstricterantigamblinglegislation.
Possibleoutcomesareeasytoidentify(e.g.win,lose,draw,21,30,etc)
Quotedoddscanhelpestimateprobabilities Theoutcomesofthesimulationcouldbeusedtoassessimpacton
cashflow,whetherbetsshouldbelaidoffwithotherbettingagentstoreducesrisk,etc
Usingmaximax,anoptimistwouldconsiderthebestpossibleoutcomeforeachproductandpicktheproductwiththegreatestpotential.
HereCwouldbechosenwithamaximumpossiblegainof100.
Usingmaximin,apessimistwouldconsiderthepoorestpossibleoutcomeforeachproductandwouldensurethatthemaximumpayoffisachievediftheworstresultweretohappen.
Therefore,productAwouldbechosenresultinginaminimumpayoffof20comparedtoaminimumpayoffof10forproductsBandC.
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Test your understanding 2 Applying maximax
Test your understanding 3 Applying maximin
Test your understanding 1
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X PSupply=demand Payoff Probability px
40 $80 0.1 850 $100 0.2 2060 $120 0.4 4870 $140 0.3 42
118
E.V.withperfectinformation =$118E.V.withoutperfectinformation(Working1) =$90
Valueofperfectinformation $28perday
Working 1:
AccordingtothepayofftablefromIllustration5,theExpectedValueofProfitsif40 saladsaresuppliedcanbecalculatedas(0.10x$80)+(0.20x$80)+(0.40x$80)+(0.30x$80)=$80.
Likewise:
Profitsarethereforemaximisedat50saladsandamountto$90.
EV('50 saladsdailysupply')= ($0x10%)= $0+($100x20%)= $20+($100x40%)= $40+($100x30%)= $30 $90
EV('60 saladsdailysupply')= ($80x10%)= ($8)+($20x20%)= $4+($120x40%)= $48+($120x30%)= $36 $80
EV('70 saladsdailysupply')= ($160x10%)= ($16)+($60x20%)= ($12)+($40x40%)= $16+($140x30%)= $42 $30
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Test your understanding 4 Geoffrey Ramsbottom
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BudgetingChapter learning objectives
Uponcompletionofthischapteryouwillbeableto:
explainwhyorganisationsusebudgeting explainhowbudgetarysystemsfitwithintheperformance
hierarchy
describethefactorswhichinfluencebehaviouratwork discusstheissuessurroundingsettingthedifficultylevelfora
budget
explainthebenefitsanddifficultiesoftheparticipationofemployeesinthenegotiationoftargets
explainandevaluatetopdownandbottomupbudgetarysystemsrolling,activitybased,'incremental'and'zerobased'budgetarysystems.
explainandevaluatefeedforwardbudgetarycontrol selectandjustifyanappropriatebudgetarysystemforagiven
organisation
describetheinformationusedinvariousbudgetarysystemsandthesourcesoftheinformationneeded
explainthedifficultiesofchangingabudgetarysystemandtypeofbudgetused
explainhowbudgetsystemscandealwithuncertaintyintheenvironment
explainthemajorbenefitsanddangersinusingspreadsheetsinbudgeting.
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1Purpose of budgets
Abudgetisaquantitativeplanpreparedforaspecifictimeperiod.Itisnormallyexpressedinfinancialtermsandpreparedforoneyear.
Budgetingservesanumberofpurposes:
Abudgetingprocessforcesabusinesstolooktothefuture.Thisisessentialforsurvivalsinceitstopsmanagementfromrelyingonadhocorpoorlycoordinatedplanning.
Actualresultsarecomparedagainstthebudgetandactionistakenasappropriate.
Thebudgetisaformalcommunicationchannelthatallowsjuniorandseniormanagerstoconverse.
Thebudgetallowscoordinationofallpartsofthebusinesstowardsacommoncorporategoal.
Planning
Control
Communication
Coordination
Budgeting
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Responsibilityaccountingdividestheorganisationintobudgetcentres,eachofwhichhasamanagerwhoisresponsibleforitsperformance.Thebudgetmaybeusedtoevaluatetheactionsofamanagerwithinthebusinessintermsofthecostsandrevenuesoverwhichtheyhavecontrol.
Thebudgetmaybeusedasatargetformanagerstoaimfor.Rewardshouldbegivenforoperatingwithinorunderbudgetedlevelsofexpenditure. Thisactsasamotivatorformanagers.
Thebudgetactsasaformalmethodofauthorisationtoamanagerforexpenditure,hiringstaffandthepursuitofplanscontainedwithinthebudget.
Managersmaybeinvolvedinsettingthebudget. Extraresponsibilitymaymotivatethemanagers. Managementinvolvementmayalsoresultinmorerealistictargets.
Evaluation
Motivation
Authorisation
Delegation
2Budgets and performance management
Budgetscontributetoperformancemanagementbyprovidingbenchmarksagainstwhichtocompareactualresults(throughvarianceanalysis),anddevelopcorrectivemeasures.Theytakemanyformsandservemanyfunctions,butmostprovidethebasisfor:
Budgetsgivemanagers"preapproval"forexecutionofspendingplans,andallowthemtoprovideforwardlookingguidancetoinvestorsandcreditors.Forexample,budgetsarenecessarytoconvincebanksandotherlenderstoextendcredit.
detailedsalestargets staffingplans production cashinvestmentandborrowing capitalexpenditure
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Eveninasmallbusiness,anrobustbusinessplan/budgetcanoftenresultinanticipatingandavoidingdisastrousoutcomes.Mediumandlargerorganisationsinvariablyrelyonbudgets. Thisisequallytrueinbusinesses,government,andnotforprofitorganizations. Thebudgetprovidesaformalquantitativeexpressionofexpectations. Itisanessentialfacetoftheplanningandcontrolprocess. Withoutabudget,anorganisationwillbehighlyinefficientandineffective.
Awageawardforproductionstaffisagreedwhichexceedstheallowanceincorporatedinthebudget.Discusswhethertheperformanceoftheproductionmanagershouldbelinkedtothewagecost.
3The performance hierarchy
AsyoumayrecallfrompaperF1,firmshaveaplanninghierarchy:
Theaimisthatifamanagerachievesshorttermbudgetarytargets(operationalplans)thenthereismorechanceofmeetingtacticalgoalsandultimatelysuccessforstrategicplans.
Theachievementofbudgetaryplanswillimpactontheeventualachievementofthetacticalandstrategicplans.However,budgetsshouldalsobeflexibleinordertomeetthechangingneedsofthebusiness.
Strategicplanningislongterm,looksatthewholeorganisationanddefinesresourcerequirements.Forexample,todevelopnewproductsinresponsetochangingcustomerneeds.
Tacticalplanningismediumterm,looksatthedepartment/divisionallevelandspecifieshowtouseresources.Forexample,totrainstafftodealwiththechallengesthatthisnewproductpresents.
Operationalplanningisveryshortterm,verydetailedandismainlyconcernedwithcontrol.Mostbudgetingactivitiesfallwithinoperationalplanningandcontrol. Forexample,abudgetissetforthenewproducttoincludeadvertisingexpenditure,salesforecasts,labourandmaterialexpenditureetc.
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Test your understanding 1 Evaluation of managers
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4Behavioural aspects of budgeting
Individualsreacttothedemandsofbudgetingandbudgetarycontrolindifferentwaysandtheirbehaviourcandamagethebudgetingprocess.
Behaviouralproblemsareoftenlinkedtomanagementstyles,andincludedysfunctionalbehaviourandbudgetslack.
Management styles (Hopwood)
ResearchwascarriedoutbyHopwood(1973)intothemanufacturingdivisionofaUSsteelworks,involvingasampleofmorethan200managerswithcostcentreresponsibility.Hopwoodidentifiedthreedistinctstylesofusingbudgetaryinformationtoevaluatemanagementperformance.
Management style
Performance evaluation
Behavioural aspects
(1) Budgetconstrainedstyle
Managerevaluatedonabilitytoachievebudgetintheshortterm.
Jobrelatedpressure Mayresultinshortterm
decisionmakingattheexpenseoflongtermgoals.
Managerwillbecriticisedforpoorresults.Forexample,ifspendingexceedsthelimitset.
Canresultinpoorworkingrelationswithcolleagues
Canresultinmanipulationofdata
(2) Profitconsciousstyle
Managerevaluatedonabilitytoreducecostsandincreaseprofitinthelongterm.
Lessjobrelatedpressure
Forexample,amanagerwillbepreparedtoexceedthebudgetarylimitintheshorttermifthiswillresultinanincreaseinlongtermprofit.
Betterworkingrelationswithcolleagues
Lessmanipulationofdata
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(3) Nonaccountingstyle
Managerevaluatedmainlyonnonaccountingperformanceindicatorssuchasqualityandcustomersatisfaction.
Similartoprofitconsciousstylebutthereislessconcernforaccountinginformation.
Requiressignificantandstringentmonitoringofperformanceagainstbudget
5Setting the difficulty level of a budget
Budgetarytargetswillassistmotivationandappraisaliftheyareattherightlevel.
Anexpectationsbudgetisabudgetsetatcurrentachievablelevels.Thisisunlikelytomotivatemanagerstoimprovebutmaygivemoreaccurateforecastsforresourceplanning,controlandperformanceevaluation.
Anaspirationsbudgetisabudgetsetatalevelwhichexceedsthelevelcurrentlyachieved.Thismaymotivatemanagerstoimproveifitisseenasattainablebutmayalsoresultinanadversevarianceifitistoodifficulttoachieve.Thismustbemanagedcarefully.
Amanagerisawardedabonusforachievingmonthlybudgetarytargets.Statethreepossiblebehaviouralimplicationsofthispolicy.Whatshouldbedonetotrytoimprovetheprocess?
Asalesmanagerhasachieved$550,000ofsalesinthecurrentyear.Businessisexpectedtogrowby10%andpriceinflationisexpectedtobe3%.
Suggest a suitable budget target for the forthcoming year.
6Conflicting objectives
Therearemanyexamplesofconflictingobjectivesthatoccurinbudgeting.Theillustrationbelowidentifiessomecommonconflictsandexplainshowtheycanberesolved.
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Test your understanding 2
Test your understanding 3
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Type of conflict
Examples Resolution
Companyversusdivision.
Thecompanywishestoincreaseshareholderwealth.ThisshouldinvolvetheuseofNPVbutdivisionsareassessedonaccountingtargetssuchasprofit.
Similarlyshareholderwealthisdeterminedbythelongtermbutdivisionsaresetshorttermtargets(seebelow).
Managersrejectprojectsthatdilutedivisionalperformance,eventhoughtheybeatcompanytargets.
SomecompaniestrytoinsistthatprojectsareassessedusingNPVbutthenstillimposeaccountingtargets.
Givemanagersshareoptionssotheyfocusonshareholderwealth.
Useperformancemeasuresthatencouragethedivisiontoacceptprojectswhichmeetorexceedcompanytarget. Forexample,residualincome(reviewedinchapter12)
Divisionversusdivision.
Divisionsmaycompeteforlimitedfinancialresourceswhensettingbudgets.
1 Prioritisation(e.g.usingzerobasedbudgetingcoveredinchapter7).
2 Negotiationandcompromise.
Shorttermism.
ManagerscutR&Dtohitshorttermtargetsbuterodelongtermcompetences.
ManagersrejectprojectsthatareslowstarterseventhoughtheyhavepositiveNPV.
1 Usemorenonfinancialindicatorsthatfocusonkeylongtermissuessuchasquality,productivity,etc.(Thesearediscussedinmoredetailinchapter11).
2 Linkbonusestolongertimeperiods.
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Illustration 1 Conflicting objects
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Individualism. Theriskofbudgetaryslack.Thisiswhenmanagersparticipateintargetsettingand,asaresult,makethebudgettooeasytoachieve.
Greaterscrutinyofbudgets.
Bettertrainingofmanagers.
Amanagerisplanningtoretireattheendofthecurrentperiod.Hisfinalbonusisbasedontheperformanceofhisdivisionfortheperiod.
Required:
Suggestsomeperformancemanagementissuesthisraisesandhowtheycanberesolved.
7Approaches to budgeting Introduction
Thereareanumberofdifferentbudgetarysystems:
Eachsystemwillbereviewedinturn.
Topdownvsbottomupbudgeting Incrementalbudgeting Zerobasedbudgeting(ZBB) Rollingbudgets Activitybasedbudgeting Feedforwardcontrol
Top down and bottom up budgeting
Atopdownbudgetisabudgetthatissetwithoutallowingtheultimatebudgetholdertohavetheopportunitytoparticipateinthebudgetingprocess.
Abottomupbudgetisasystemofbudgetinginwhichbudgetholdershavetheopportunitytoparticipateinsettingtheirownbudgets.Alsocalledparticipativebudgeting.
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Advantages of bottom up budgets
Disadvantages of bottom up budgets
(1) Increasedmotivationduetoownershipofthebudget
(1) Seniormanagersmayresentlossofcontrol
(2) Shouldcontainbetterinformationsinceemployeesmostfamiliarwiththedepartmentsetthebudget
(2) Dysfunctionalbehaviour:budgetsmaynotbeinlinewithcorporateobjectivesasmanagerslackastrategicperspectiveandwillfocusondivisionalconcerns
(3) Increasesmanager'sunderstandingandcommitment
(3) Baddecisionsfrominexperiencedmanagers
(4) Bettercommunicationbetweendepartments
(4) Budgetpreparationisslowanddisputescanarise
(5) Seniormanagerscanconcentrateonstrategy
(5) Budgetaryslack: managerssettargetsthataretooeasytoachieve.
Bottomupbudgetingisgenerallyseenaspreferablebecauseitleadstoimprovedmanagerialmotivationandperformance.However,therearesituationsforwhichtopdownbudgetingispreferable.
Describe three situations where top down budgeting would be more applicable.
Incremental budgets
Anincrementalbudgetstartswiththepreviousperiodsbudgetoractualresultsandadds(orsubtracts)anincrementalamounttocoverinflationandotherknownchanges.
Itissuitableforstablebusinesses,wherecostsarenotexpectedtochangesignificantly.Thereshouldbegoodcostcontrolandlimiteddiscretionarycosts.
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Advantages of incremental budgets
Disadvantages of incremental budgets
(1) Quickestandeasiestmethod (1) Buildsinpreviousproblemsandinefficiencies
(2) Suitableiftheorganisationisstableandhistoricfiguresareacceptablesinceonlytheincrementneedstobejustified
(2) Uneconomicactivitiesmaybecontinued.E.g.thefirmmaycontinuetomakeacomponentinhousewhenitmightbecheapertooutsource.
(3) Managersmayspendunnecessarilytouseuptheirbudgetedexpenditureallowancethisyear,thusensuringtheygetthesame(oralarger)budgetnextyear.
AWIncproducestwoproducts,AandC.Inthelastyear(20X4)itproduced640unitsofAand350unitsofCincurringcostsof$672,000.Analysisofthecostshasshownthat75%ofthetotalcostsarevariable.60%ofthesevariablecostsvaryinlinewiththenumberofAproducedandtheremainderwiththenumberofC.
Thebudgetfortheyear20X5isnowbeingpreparedusinganincrementalbudgetingapproach.Thefollowingadditionalinformationisavailablefor20X5:
What is the budgeted total variable cost of products A and C for the full year 20X5?
Allcostswillbe4%higherthantheaveragepaidin20X4. Efficiencylevelswillremainunchanged. ExpectedoutputofAis750unitsandofCis340units.
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Zerobased budgeting
Amethodofbudgetingthatrequireseachcostelementtobespecificallyjustified,asthoughtheactivitiestowhichthebudgetrelateswerebeingundertakenforthefirsttime.Withoutapproval,thebudgetallowanceiszero
Itissuitablefor:
TherearefourdistinctstagesintheimplementationofZBB:
allocatingresourcesinareaswerespendisdiscretionary,i.e.nonessential. Forexample,researchanddevelopment,advertisingandtraining.
publicsectororganisationssuchaslocalauthorities.
(1) Managersshouldspecify,fortheirresponsibilitycentres,thoseactivitiesthatcanbeindividuallyevaluated.
(2) Eachoftheindividualactivitiesisthendescribedinadecisionpackage.Thedecisionpackageshouldstatethecostsandrevenuesexpectedfromthegivenactivity.Itshouldbedrawnupinsuchawaythatthepackagecanbeevaluatedandrankedagainstotherpackages.
(3) Eachdecisionpackageisevaluatedandrankedusuallyusingcost/benefitanalysis.
(4) Theresourcesarethenallocatedtothevariouspackages.
Advantages of ZBB Disadvantages of ZBB(1) Inefficientorobsoleteoperations
canbeidentifiedanddiscontinued
(1) Itemphasisesshorttermbenefitstothedetrimentoflongtermgoals.
(2) ZBBleadstoincreasedstaffinvolvementatalllevelssincealotmoreinformationandworkisrequiredtocompletethebudget
(2) Thebudgetingprocessmaybecometoorigidandtheorganisationmaynotbeabletoreacttounforeseenopportunitiesorthreats
(3) Itrespondstochangesinthebusinessenvironment
(3) Themanagementskillsrequiredmaynotbepresent
(4) Knowledgeandunderstandingofthecostbehaviourpatternsoftheorganisationwillbeenhanced
(4) Managersmayfeeldemotivatedduetothelargeamountoftimespentonthebudgetingprocess
(5) Resourcesshouldbeallocatedefficientlyandeconomically
(5) Rankingcanbedifficultfordifferenttypesofactivitiesorwherethebenefitsarequalitativeinnature
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Foranumberofyears,theresearchdivisionofZInchasproduceditsannualbudget(fornewandcontinuingprojects)usingincrementalbudgetingtechniques.Thecompanyisnowundernewmanagementandtheannualbudgetfor20X4istobepreparedusingZBBtechniques.
Explain how Z Inc could operate a ZBB system for its research projects.
Rolling budgets
Abudget(usuallyannual)keptcontinuouslyuptodatebyaddinganotheraccountingperiod(e.g.monthorquarter)whentheearliestaccountingperiodhasexpired.
Suitableif:
accurateforecastscannotbemade. Forexample,inafastmovingenvironment.
orforanyareaofbusinessthatneedstightcontrol.
Atypicalrollingbudgetmightbepreparedasfollows:
(1) Abudgetispreparedforthecomingyear(sayJanuaryDecember)brokendownintosuitable,sayquarterly,controlperiods.
(2) Attheendofthefirstcontrolperiod(31March)acomparisonismadeofthatperiodsresultsagainstthebudget.Theconclusionsdrawnfromthisanalysisareusedtoupdatethebudgetsfortheremainingcontrolperiodsandtoaddabudgetforafurtherthreemonths,sothatthecompanyonceagainhasbudgetsavailableforthecomingyear(thistimeAprilMarch).
(3) Theplanningprocessisrepeatedattheendofeachthreemonthcontrolperiod.
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Test your understanding 7
Illustration 2 Rolling budgets
Additional information on decision packages
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Advantages of rolling budgets Disadvantages of rolling budgets
(1) Planningandcontrolwillbebasedonamoreaccuratebudget.
(1) Rollingbudgetsaremorecostlyandtimeconsumingthanincrementalbudgets
(2) Rollingbudgetsreducetheelementofuncertaintyinbudgetingsincetheyconcentrateontheshorttermwhenthedegreeofuncertaintyismuchsmaller.
(2) Maydemotivateemployeesiftheyfeelthattheyspendalargeproportionoftheirtimebudgetingoriftheyfeelthatthebudgetarytargetsareconstantlychanging
(3) Thereisalwaysabudgetthatextendsintothefuture(normally12months)
(3) Thereisadangerthatthebudgetmaybecomethelastbudget'plusorminusabit'
(4) Itforcesmanagementtoreassessthebudgetregularlyandtoproducebudgetswhicharemoreuptodate.
(4) Anincreaseinbudgetingworkmayleadtolesscontroloftheactualresults
(5) Issueswithversioncontrol,aseachmonththefullyearnumberswillchange
(6) Confusioninmeetingsastoeachnumbersthebusinessisworkingtowardsthiscandistractfromthekeyissues.asmanagersdiscusswhichnumberstoachieve
Acompanyusesrollingbudgetingandhasasalesbudgetasfollows
ActualsalesforQuarter1were$123,450.Theadversevarianceisfullyexplainedbycompetitionbeingmoreintensethanexpectedandgrowthbeinglowerthananticipated.Thebudgetcommitteehasproposedthattherevisedassumptionforsalesgrowthshouldbe3%perquarter.
Update the budget as appropriate.
Quarter 1 Quarter 2 Quarter 3 Quarter 4 Total$ $ $ $ $
Sales 125,750 132,038 138,640 145,572 542,000
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Activity Based Budgeting
ABBisdefinedas:amethodofbudgetingbasedonanactivityframeworkandutilisingcostdriverdatainthebudgetsettingandvariancefeedbackprocesses.
Or,putmoresimply,preparingbudgetsusingoverheadcostsfromactivitybasedcostingmethodology.
TheoperatingdivisionsofZplchaveinthepastalwaysusedatraditionalapproachtoanalysingcostsintotheirfixedandvariablecomponents.Asinglemeasureofactivitywasusedwhich,forsimplicity,wasthenumberofunitsproduced.Thenewmanagementdoesnotacceptthatsuchasimplisticapproachisappropriateforbudgetinginthemodernenvironmentandhasrequestedthatthemanagersadoptanactivitybasedapproachinfuture.
Required:
ExplainhowABBwouldbeimplementedbytheoperatingdivisionsofZplc.
TheadvantagesofABBaresimilartothoseprovidedbyactivitybasedcosting(ABC).
DisadvantagesofABB
Itdrawsattentiontothecostsofoverheadactivitieswhichcanbealargeproportionoftotaloperatingcosts.
Itrecognisesthatitisactivitieswhichdrivecosts. Ifwecancontrolthecauses(drivers)ofcosts,thencostsshouldbebettermanagedandunderstood.
ABBcanprovideusefulinformationinatotalqualitymanagement(TQM)environment,byrelatingthecostofanactivitytothelevelofserviceprovided.
Aconsiderableamountoftimeandeffortmightbeneededtoestablishthekeyactivitiesandtheircostdrivers.
Itmaybedifficulttoidentifyclearindividualresponsibilitiesforactivities. Itcouldbearguedthatintheshorttermmanyoverheadcostsarenot
controllableanddonotvarydirectlywithchangesinthevolumeofactivityforthecostdriver.Theonlycostvariancestoreportwouldbefixedoverheadexpenditurevariancesforeachactivity.
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Test your understanding 9 Preparing an ABB
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Which statement is correct regarding the benefits to be gained from using ABB?
A IfthereismuchinefficiencywithintheoperationsofabusinessthenABBwillidentifyandremovetheseareasofinefficiency.
B Inahighlydirectlabourintensivemanufacturingprocess,anABBapproachwillassistmanagementinbudgetingforthemajorityoftheproductioncosts.
C Inanorganisationcurrentlyoperatingefficiently,wherethenextperiodwillberelativelyunchangedfromthecurrentone,thenABBwillmakethebudgetingprocesssimplerandquicker.
D IfanorganisationproducesmanydifferenttypesofoutputusingdifferentcombinationsofactivitiesthenABBcanprovidemoremeaningfulinformationforbudgetarycontrol.
Feedforward control
Afeedforwardcontrolsystemoperatesbycomparingbudgetedresultsagainstaforecast. Controlactionistriggeredbydifferencesbetweenbudgetedandforecastedresults.
Incontrast,afeedbacksystemwouldsimplycomparetheactualhistoricalresultswiththebudgetedresults.
Forexample,thegraphbelowshowsthefeedbackandfeedforwardsystemforsales:
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Activity matrix
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Advantages of feedforward control
Disadvantages of feedforward control
(1) Itencouragesmanagerstobeproactiveanddealwithproblemsbeforetheyoccur
(1) Itmaybetimeconsumingascontrolreportsmustbeproducedregularlyandlabourandtimeintensive
(2) Reforecastingonamonthlyorcontinuousbasiscansavetimewhenitcomestocompletingaquarterlyorannualbudget
(2) Itmayrequireasophisticatedforecastingsystem,whichcouldbeexpensive.
(3) Takesthefocusoffthedaytodayorganisation
Asalesmanagerreceivesmonthlycontrolreportsaboutsalesvalues.Thebudgetedsalesfortheyearto31Decemberare$600,000intotal.AttheendofAprilthemanagermightreceivethefollowingfeedbackcontrolreport.
Alternatively,thesalesmanagermightbepresentedwithafeedforward controlreport,asfollows:
Sales report for AprilMonth Cumulative
Budget Actual Variance Budget Actual VarianceProduct $000 $000 $000 $000 $000 $000P1 35 38 3(F) 90 94 4(F)P2 20 14 6(A) 50 39 11(A)P3 25 23 2(A) 50 45 5(A)
Total 80 75 5(A) 190 178 12(A)
Sales report, AprilBudget Latest forecast
for the yearExpected variance
Product $000 $000 $000P1 240 250 10(F)P2 150 120 30(A)P3 210 194 16(A)
Total 600 564 36(A)
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Illustration 3 Feedforward control
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Theuseofafeedforwardcontrolsystemmeansthatcorrectiveactioncanbetakentoavoidexpectedadversevariances.
Explain why feedforward control may be particularly appropriate for the capital expenditure budget.
8Selecting a suitable budgetary system Introduction
Asseen,therearemanyapproachestobudgetingandanorganisationwillwishtoselectasystemwhichismostappropriate.
Factors,whichwilldeterminesuitabilityinclude:
typeandsizeoforganisation typeofindustry typeofproductandproductrange cultureoftheorganisation.
Ahospitaloperatesinarelativelystablefinancialenvironment,hasaveryhighproportionoffixedcostsandadiverserangeofactivities.Factorstoconsiderwhenselectingasuitablebudgetarysystemmaybe:
Anincrementalapproachmaybesuitableforallroutineactivities.Newventuresmayuseazerobasedapproach.
ThefixedcostsmayneedclosecontrolandthereforesomeformofABBmaybeappropriate.
Thecultureoftheorganisationmaydictatewhetheraparticipativeorimposedbudgetingstyleismoreeffective.Iftherearemanagerswhoaretrainedinbudgetingandcostsaremainlycontrollablethenitmaybepreferabletoadoptaparticipativeapproachtoempowerandmotivatestaff.Ifcostsaremainlyuncontrollableitmaybepreferabletouseacentrallycontrolled,imposedbudget.
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Test your understanding 11
Illustration 4 Selecting a suitable budgetary system
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Select and justify a suitable budgeting system for a company operating in the mobile phone market.
Information for budgeting
Budgetingrequiresagreatdealofinformationthatcanbedrawnfrommanysources.
Themainsourcesofinformationforbudgetingpurposesare:
previousyearsactualresults otherinternalsourceswhichmayincludemanagersknowledge
concerningthestateofrepairoffixedassets,trainingneedsofstaff,longtermrequirementsofindividualcustomers,etc.
estimatesofcostsofnewproductsusingmethodssuchasworkstudytechniquesandtechnicalestimates.
statisticaltechniquessuchaslinearregression(chapter8)mayhelptoforecastsales.
models,suchastheEOQmodel,maybeusedtoforecastoptimalinventorylevels.
externalsourcesofinformationmayincludesuppliers'pricelists,estimatesofinflationandexchangeratemovements,strategicanalysisoftheeconomicenvironment.
Describe the sources of information required for a companys cash budget.
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Change factors impacting budgeting
Test your understanding 12
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Changing a budgetary system
Achangeinthebudgetarysystemcouldbringaboutimprovedplanning,controlanddecisionmaking.
However,beforeachangeismadethefollowingissuesshouldbeconsidered:
Aresuitablytrainedstaffavailabletoimplementthechangesuccessfully?
Willchangingthesystemtakeupmanagementtimewhichshouldbeusedtofocusonstrategy?
Allstaffinvolvedinthebudgetaryprocesswillneedtobetrainedinthenewsystemandunderstandtheproceduretobefollowedinchangingtothenewapproach.Alackofparticipationandunderstandingbuildsresistancetochange.
Allcostsofthesystemschange,e.g.newsystemcosts,trainingcosts,shouldbeevaluatedagainsttheperceivedbenefits. Benefitsmaybedifficulttoquantifyandthereforearigorousinvestmentappraisaloftheprojectmaybedifficulttoprepare.
Alargeholidaycomplexcurrentlyusesincrementalbudgetingbutisconcernedaboutitsveryhighproportionofoverheadcostsandisconsideringchangingtoanactivitybasedbudgetingsystem.Demandfollowsafairlypredictableseasonalpattern.
Discuss the issues that should be considered before changing to a new budgetary system.
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Dealing with uncertainty in budgeting
Budgetsareopentouncertainty. Forexample,noncontrollablefactorssuchasarecessionorachangeinpriceschargedbysupplierswillcontributetouncertaintyinthebudgetsettingprocess.
Thereareseveraltechniquesavailabletohelpdealwithuncertainty. Thesehavebeendiscussedbeforeandinclude:
Flexiblebudgets: thesearebudgetswhich,byrecognisingdifferentcostbehaviourpatterns,aredesignedtochangeasthevolumeofactivitychanges.Flexiblebudgetsarepreparedundermarginalcostingprinciples,andsomixedcostsaresplitintotheirfixedandvariablecomponents.Thisisusefulatthecontrolstage:itisnecessarytocompareactualresultstotheactuallevelofactivityachievedagainsttheresultsthatshouldhavebeenexpectedatthislevelofactivitywhichareshownbytheflexiblebudget(moreonnextchapter).
Rollingbudgets: thebudgetisupdatedregularlyand,asaresult,uncertaintyisreduced.
Sensitivityanalysis: variablescanbechangedoneatatimeandalargenumberofbudgetsproduced. Forexample,whatwouldhappeniftheactualsalesvolumewasonly75%ofthebudgetedamount?
Simulation: similartosensitivityanalysisbutitispossibletochangemorethanonevariableatatime.
Spreadsheets
Aspreadsheetisacomputerpackagewhichstoresdatainamatrixformatwheretheintersectionofeachrowandcolumnisreferredtoasacell. Theyarecommonlyusedtoassistinthebudgetingprocess.
Advantages of spreadsheets
Closing cash balances
Largeenoughtoincludealargevolumeofinformation Formulaeandlookuptablescanbeusedsothatifanyfigureis
amended,allthefigureswillbeimmediatelyrecalculated.Thisisveryusefulforcarryingoutsensitivityanalysis.
Theresultscanbeprintedoutordistributedtootheruserselectronicallyquicklyandeasily.
Mostprogramscanalsorepresenttheresultsgraphicallye.g.balancescanbeshowninabarchart:
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Disadvantages of spreadsheets:
Spreadsheetsforaparticularbudgetingapplicationwilltaketimetodevelop.Thebenefitofthespreadsheetmustbegreaterthanthecostofdevelopingandmaintainingit.
Datacanbeaccidentallychanged(ordeleted)withouttheuserbeingawareofthisoccurring.
Errorsindesign,particularlyintheuseofformulae,canproduceinvalidoutput.Duetothecomplexityofthemodel,thesedesignerrorsmaybedifficulttolocate.
Datausedwillbesubjecttoahighdegreeofuncertainty. Thismaybeforgottenandthedatausedtoproduce,whatisconsideredtobe,an'accurate'report.
Securityissues,suchastheriskunauthorisedaccess(e.g.hacking)oralossofdata(e.g.duetofireortheft).
Versioncontrolissuescanarise. Educatingstafftousespreadsheets/modelsandwhichareas/cellsto
useasinputscanbetimeconsuming.
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Whenproducingamasterbudgetmanuallythemajorproblemisensuringthatanyinitialentryinthebudgetoranyadjustmenttoabudgetitemisdealtwithineverybudgetthatisrelevantineffect,budgetsneedtocomplywithnormaldoubleentryprinciplestobeconsistent.
Suppose, for instance, that sales in the last month were expected to rise by $10,000, what adjustments would be necessary?
Usingspreadsheetsalloftheaboveadjustmentscouldbeprocessedautomaticallyiftherelevantformulaeweresetupproperly.Receivables,costofsales,purchases,payables,cash,inventoryandprofitcouldchangeinstantlyonadjustingsalesofmonth12.
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Illustration 5 Using spreadsheets in budgeting
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9Chapter summary
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Test your understanding answers
Thekeypointhereisthattheanswerdependsonwhoawardedthepayincrease.
Ifthiswastheproductionmanagersdecision,thenthecostwouldbecontrollable.Dependingonthecultureofthefirm,themanagerwouldthenbeunderpressuretoexplainwhytheydepartedfromthebudgetinthisinstance.
Ifawardedby,say,theboardofdirectors,thenthecostincreasewasnotcontrollablebythemanagerandshouldnotfeatureintheirappraisal.
Note: Theconceptofcontrollabilityisimportantfortheexam.
Themanagermaytryto:
Theprocesscanbeimprovedbymeasuringperformanceagainstavarietyoftargets,includingnonfinancialtargets,andlinkingperformancetolongtermobjectives.
delaydiscretionaryshorttermexpenditure,e.g.maintenance,attheexpenseoflongtermperformancetoimproveresults.
manipulateresultstomakesuretherelevanttargetsareachieved. incorporatebudgetaryslackintothetargetstomakethemeasierto
achieve.
Salesareexpectedtobe$550,000110%103%=$623,150.Themanagermayacceptthisasafairtargetforperformanceappraisal,planningandcontrolpurposes.Toencouragethemanagertoimprovefurtheranaspirationstargetincorporatingafurtherimprovement,sayto$650,000,couldbeusedandlinkedtotherewardsystem.
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Test your understanding 1 Evaluation of managers
Test your understanding 2
Test your understanding 3
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Thekeyissueisshorttermismthemanagermayacttoincreaseprofitforthisperiod(thusincreasinghisfinalbonus)withoutanyconsiderationoflongertermimplications.Thesecouldinclude:
Itwillbedifficulttolinkthebonustoalongertimescaleasthemanagerwillhaveretired.Insteadanonaccountingstylefocussingonquality,productivity,brandawareness,marketshare,etccouldbeadopted,ifnotalreadyinplace.
cuttingR&D cuttingmarketingexpenditure cuttingbackontraining rejectingprojectsthatdonothavehighreturnsinyear1 sackingnoncorestaff.
(1) Operationalmanagersmaynothavetheknowledgeandexperiencetosetabudget.Forexample,inasmallbusinessonlytheownermaybeinvolvedinallaspectsofthebusinessandmaythereforesetthebudget.
(2) Intimesofcrisistheremaybeinsufficienttimetosetaparticipativebudgetandtargetsmayhavetobeimposedtoensuresurvival.
(3) Participationhastobegenuineforittoresultinimprovedmotivation.Pseudoparticipation,whereseniormanagersseektheopinionsoftheultimatebudgetholdersbutdonotactontheseviews,mayleadtodemotivation.
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Test your understanding 4
Test your understanding 5
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Total variable cost Variable cost per unit20X4:ProductA
$672,00075%60%=$302,400
$302,000640units=$472.50
ProductC
$672,00075%40%=$201,600
$201,600350units=$576
20X5:ProductA
$472.501.04750units=$368,550
n/a
ProductC
$5761.04340units=$203,674
n/a
Stage 1: Managersshouldspecifytheactivitiesthatcanbeevaluated
Themanagers/researchersresponsibleforeachprojectshoulddecidewhichprojectstheywishtoundertakeintheforthcomingperiod.Theseprojectswillbeamixtureofcontinuedprojectsandnewprojects.
Stage 2: Eachactivityisdescribedinadecisionpackage
Fortheprojectswhichhavealreadybeenstartedandwhichthemanagerswanttocontinueinthenextperiod,weshouldignoreanycashflowsalreadyincurred(theyaresunkcosts),andweshouldonlylookatfuturecostsandbenefits.Similarly,forthenewprojectsweshouldonlylookatthefuturecostsandbenefits.
Stage 3: Eachdecisionpackageisevaluatedandranked
Differentwaysofachievingthesameresearchgoalsshouldalsobeinvestigatedandtheprojectsshouldonlygoaheadifthebenefitexceedsthecost.
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Stage 4: Resourcesareallocatedtothevariouspackages
Onceallthepotentialprojectshavebeenevaluatedifthereareinsufficientfundstoundertakealltheworthwhileprojects,thenthefundsshouldbeallocatedtothebestprojectsonthebasisofacostbenefitanalysis.
ZBBisusuallyofahighlysubjectivenature.(Thecostsareoftenreasonablycertain,butusuallyalotofuncertaintyisattachedtotheestimatedbenefits.)Thiscanbeshownbytheexampleofaresearchdivisionwheretheresearchersmayhavetheirownpetprojects,whichtheyareunabletoviewinanobjectivelight.
Therevisedbudgetshouldincorporate3%growthstartingfromtheactualsalesfigureofQuarter1andshouldincludeafigureforQuarter1ofthefollowingyear.
Quarter 2 Quarter3 Quarter 4 Quarter 1 Total$ $ $ $ $
Sales 127,154 130,969 134,898 138,945 531,966
Step 1 IdentifycostpoolsandcostdriversStep 2 Calculateabudgetedcostdriverratebasedonbudgeted
costandbudgetedactivityStep 3 Produceabudgetforeachdepartmentorproductby
multiplyingthebudgetedcostdriverratebytheexpectedusage.
Disthecorrectanswer.
SituationAwouldbebestsuitedbyimplementingZeroBaseBudgeting.SituationBdoesnotrequireABBsinceithasrelativelylowoverheads.SituationCwouldbesuitableforincrementalbudgeting.ABBwillcertainlynotbequicker.
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Test your understanding 10
Test your understanding 8
Test your understanding 9 Preparing an ABB
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Capitalexpenditureisoftenlongterminnature.Itismoreusefultocompareactualcoststoforecastcompletioncostssothatactioncanbetakenwhenaprojectisinprogressratherthanwaitingforcompletion.
Themobilephonemarketisintenselycompetitivesoacompanywillneedsophisticatedsystemstogatherinformationaboutthemarketandcompetitors.Themarketisalsofastchangingsoarollingbudgetapproachmaybesuitabletokeepbudgettargetsuptodate.Itwillbeveryimportanttoincorporatethelatestinformationintobudgetsandaparticipativeapproachwillbeimportantasproductionmanagersandsalesmanagersmayhavelocalknowledgewhichwouldimprovethebudgetingprocess.
Internalinformationwillberequiredfromthe:
Externalinformationmayberequiredrelatingtoforecastinterestrates,taxrates,paymenttermsfortax,exchangerates,inflation,etc.
salesdepartmentrelatingtovolumeandestimatedcollectionperiods
theproductionmanagerwillestimatematerial,labourandoverheadusage
thepurchasingmanagerwillestimatematerialpricesandpaymentterms
humanresourceswillforecastpayrates,bonuspaymentsandovertimerequirements
thefinanceofficemayforecastpaymentsofinterest,dividendsandgeneralofficecosts.
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Test your understanding 13
Test your understanding 11
Test your understanding 12
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Ananalysisofoverheadsshouldbecarriedouttodeterminetheproportionthathaveidentifiablecostdriverswhichdifferfromthenormalvolumerelatedcostdriverswhichmaybeusedwhencarryingoutincrementalbudgeting.IfasubstantialvolumeofoverheadisnonvolumerelatedthenimplementingABBmayleadtomoreaccurateplanningandcontrol.
Issues,whichshouldthenbeconsideredinclude:
thedevelopmentorpurchaseofasuitablecomputersystemtosupportanABBprocess
trainingofstafftooperateandinterprettheinformationproduced developmentofanimplementationplanandwhetherthisshouldrun
intandemwiththeexistingprocessforatrialperiod.
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QuantitativeanalysisChapter learning objectives
Uponcompletionofthischapteryouwillbeableto:
explainandevaluatetheuseofhigh/lowanalysistoseparatethefixedandvariableelementsoftotalcost
explainandevaluatetheuseofregressionanalysistoseparatethefixedandvariableelementsoftotalcost
explaintheuseofjudgementandexperienceinforecasting explainthelearningcurveeffect estimatethelearningeffectandapplythistoabudgetary
problem
calculateproductiontimeswhenthelearningcurvehasreachedasteadystate
explainthelimitationsofthelearningcurvemodel.
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1High/low analysis
Amethodofanalysingasemivariablecostintoitsfixedandvariableelementsbasedonananalysisofhistoricalinformationaboutcostsatdifferentactivitylevels.
Thefixedandvariablecostscanthenbeusedtoforecastthetotalcostatanylevelofactivity.
Theapproachisasfollows:
Step 1
Selectthehighestandlowestactivitylevels,andtheircosts.
Step 2
Findthevariablecost/unit.
Variablecost/unit=(CostathighlevelofactivityCostatlowlevelactivity)/(HighlevelactivityLowlevelactivity)
Step 3
Findthefixedcost,usingeitherthehighorlowactivitylevel.
Fixedcost=TotalcostatactivitylevelTotalvariablecost
Step 4
Usethevariableandfixedcosttoforecastthetotalcostforaspecifiedlevelofactivity.
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Advantages of high/ low analysis
Disadvantages of high/ low analysis
Thehighlowmethodhastheenormousadvantageofsimplicity. Itiseasytounderstandandeasytouse.
Itassumesthatactivityistheonlyfactoraffectingcosts. Itassumesthathistoricalcostsreliablypredictfuturecosts. Itusesonlytwovalues,thehighestandthelowest,sotheresultsmaybe
distortedduetorandomvariationsinthesevalues.
Costdataforthesixmonthsto31December20X8isasfollows:
Required:
Usehigh/lowanalysistofindthevariablecostperunitandthetotalfixedcost. Forecastthetotalcostwhen500unitsareproduced.
Month Units Inspection costs $July 340 2,240August 300 2,160September 380 2,320October 420 2,400November 400 2,360December 360 2,280
2Regression analysis
Introduction
Regressionisanothermethodofforecasting. Itinvolvesusinghistoricaldatatofindthelineofbestfitbetweentwovariables(onedependentontheother),andusesthisstraightlinetopredictfuturevalues.
Ascatterdiagramcanbedrawn:
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Test your understanding 1
Additional example on high/low
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Thedependentvariableisyandmustalwaysbeontheverticalaxis,e.g.sales.
Theindependentvariableisxandalwaysgoesonthehorizontalaxis,e.g.advertisingspend.
Scatter diagram
Theaimistofindthebestline(thelineofbestfit)throughthecentreofthisdiagram.
Thisstraightlinecanthenbeusedforforecasting,e.g.toforecastsalesforanylevelofadvertisingspend.
Equation of a straight line
Theequationofastraightlineis y=a+bx
Itcanbetimeconsumingtofindthevaluesof'a'and'b'bydrawingthescatterdiagram. Instead,thefollowingformulaecanbeusedtofindthesevalues.
wheren=samplesize
(a) istheinterceptwiththeyaxis (b) isthegradientorslope
b=[nxyxy]/[nx2(x)2]
a=(y/n)(bx/n)
Bothoftheseformulaearegivenintheexamination.
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Acompanyhasrecordedexpenditureonadvertisingandresultingsalesforsixmonthsasfollows:
Required:
Month Advertising expenditure Salesx y
$000 $000March 20 170April 40 240May 50 260June 60 300July 30 220August 40 250
(a) Plotthedataonascatterdiagramandcomment.
(b) Calculatethevaluesof'a'and'b'andcomment.
(c) Whatistheequationofthelineofbestfit?
(d) Forecastsaleswhenadvertisingexpenditureis:
andcommentonyouranswers.
(i) $50,000
(ii) $100,000
Correlation coefficient
Thestrengthofthelinearrelationshipbetweenthetwovariables(andhencetheusefulnessoftheregressionlineequation)canbeassessedbycalculatingthecorrelationcoefficient(r):
Thecorrelationcoefficientwillbebetween1and+1.
riscloseto+1: thereisastrongpositivecorrelationbetweenthetwovariables
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Additional example on regression analysis
Test your understanding 2
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Thecloserthecoefficientisto+1or1,thebetterregressionanalysiswillbeasamethodofforecasting.
Usingthedatafromtheprevioustestyourunderstanding:
Coefficient of determination
Thecoefficientofdetermination=r2
Itshowsthepercentagechangeinthedependentvariable,e.g.sales,thatcanbeexplainedbyachangeintheindependentvariable,e.g.advertisingspend.
Usingthedatafromtheprevioustestyourunderstanding:
r2=0.957
Thus95.7%oftheobservedvariationinsalescanbeexplainedasbeingduetochangesintheadvertisingspend.Thiswouldgivestrongassurancesthattheforecastsmadeusingtheregressionequationarevalid.
riscloseto1:thereisastrongnegativecorrelationbetweenthetwovariables
riscloseto0:thereislittlerelationshipbetweenthetwovariables
3Learning curves Introduction
Asworkersbecomemorefamiliarwiththeproductionofanewproduct,averagetime(andaveragecost)perunitwilldecline.
Wrights Law:ascumulativeoutputdoubles,thecumulativeaveragetimeperunitfallstoafixedpercentage(referredtoasthelearningrate)ofthepreviousaveragetime.
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Ascanbeseenonthegraph,eventuallythecurvebecomesalmosthorizontalwhenmanyunitshavebeenproduced,asthelearningeffectislostandproductiontimeperunitbecomesaconstant.
Learning curve calculations
Thelearningcurveeffectcanbecalculatedby:
Bothmethodswillgivethesameanswer. However,theformulaisquickerandeasiertouseintheexam.
Method 1: setupatableandreducetheaveragetimebythelearningrateeachtimetheoutputdoubles.
Method 2:usingtheformulay=axby= cumulativeaveragetime(oraveragecost)perunitorperbatcha= time(orcost)forfirstunitorbatchb= logr/log2(r=rateoflearning,expressedasadecimal)x= cumulativeoutputinunitsorinbatches
Assumethatithastaken400directlabourhourstomanufacturethefirstunitofanewproduct.Asinthepastforthisbusinessitisanticipatedthata75%learningcurvewilloccur.
Required:
Setupatableshowing:
Theaveragetimetakenforthe2ndandthe4thunit. Thetotaltimetakenfor2unitsandfor4units.
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Test your understanding 3 Method 1
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Using the information from the