gross domestic product (gdp) and growth chapter 12
TRANSCRIPT
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Gross Domestic Product (GDP) and Growth
Gross Domestic Product (GDP) and Growth
Chapter 12Chapter 12
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National Income and Product Accounts
National Income and Product Accounts
National income accountingA system that collects macroeconomic
statistics on production, income, investment and savings
Department of CommerceBegan with Great Depression (1929)
Samuel KuznetsExpanded with WWII
National income accountingA system that collects macroeconomic
statistics on production, income, investment and savings
Department of CommerceBegan with Great Depression (1929)
Samuel KuznetsExpanded with WWII
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Gross Domestic Product (GDP)
Gross Domestic Product (GDP)
The dollar value of all final goods and services produced within a country’s borders in a given yearDollar value: selling price of g/sFinal g/s: sold to consumers (not
intermediary goods or services)Within a country: geographic area,
even if foreign owned
The dollar value of all final goods and services produced within a country’s borders in a given yearDollar value: selling price of g/sFinal g/s: sold to consumers (not
intermediary goods or services)Within a country: geographic area,
even if foreign owned
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Two ApproachesTwo Approaches
Expenditure or Output - ExpenditureConsumer g/s ( C )
Durable + nondurableBusiness g/s (I)Government g/s (G)Exports - imports (Ex - Im)
IncomeRentInterestWages
Expenditure or Output - ExpenditureConsumer g/s ( C )
Durable + nondurableBusiness g/s (I)Government g/s (G)Exports - imports (Ex - Im)
IncomeRentInterestWages
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Circular Flow of Output and Income
Circular Flow of Output and Income
Output = ExpenditureAggregate Output = Aggregate
ExpenditureAO = AE
Output = ExpenditureAggregate Output = Aggregate
ExpenditureAO = AE
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Nominal v. Real GDPNominal v. Real GDP
Nominal GDP: in current dollarsReal GDP: correct for
inflation/deflation in prices
Nominal GDP: in current dollarsReal GDP: correct for
inflation/deflation in prices
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Limits of GDPLimits of GDP
Non-market activities not countedHouse work
Underground economyBlack marketIllegal activitiesUnder the table paymentsbarter
Negative externalitiesQuality of life
Non-market activities not countedHouse work
Underground economyBlack marketIllegal activitiesUnder the table paymentsbarter
Negative externalitiesQuality of life
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Influences on GDPInfluences on GDP
AS = AD - equilibrium = Real GDPAggregate Supply = AS
GDP increases = AS increasesGDP decreases = AS decreasesPrice level increase AS decreasesPrice level decreases AS increases
Aggregate Demand = ADPrice level decreases = AD increasesPrices level increases = AD decreases
AS = AD - equilibrium = Real GDPAggregate Supply = AS
GDP increases = AS increasesGDP decreases = AS decreasesPrice level increase AS decreasesPrice level decreases AS increases
Aggregate Demand = ADPrice level decreases = AD increasesPrices level increases = AD decreases
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AD/ASAD/AS
AS Aggregate Supply
AD Aggregate Demand
Real GDP or Aggregate Output (AO)
Price Level
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Business CycleBusiness Cycle
PhasesExpansion
upswing
PeakContractionTrough
RecessionDepressionstagflationSlowdown / down turn
PhasesExpansion
upswing
PeakContractionTrough
RecessionDepressionstagflationSlowdown / down turn
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Business Cycle GraphBusiness Cycle Graph
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What keeps the Business Cycle Changing?
What keeps the Business Cycle Changing?
Business investmentInterest ratesConsumer spending - expectationsExternal shocksCreative destruction (Joseph
Schumpater)
Business investmentInterest ratesConsumer spending - expectationsExternal shocksCreative destruction (Joseph
Schumpater)
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Forecasting Changes in the Business Cycle
Forecasting Changes in the Business Cycle
Government watches and responds to changesFiscal policyMonetary policyLimits degree of flexuations
Leading indicators (variables)UnemploymentInventory changesStock market Confidence indexesInterest rates
Government watches and responds to changesFiscal policyMonetary policyLimits degree of flexuations
Leading indicators (variables)UnemploymentInventory changesStock market Confidence indexesInterest rates
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Economic GrowthEconomic Growth
Increased productivity that allows each generation to be better off then the previous generationNominal v. real
Increased productivity that allows each generation to be better off then the previous generationNominal v. real
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Measuring Economic Growth
Measuring Economic Growth
GDP / population = per capita GDPQuality of life
EnvironmentFamily timenutrition
GDP / population = per capita GDPQuality of life
EnvironmentFamily timenutrition
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Economic Growth & Productivity
Economic Growth & Productivity
Capital deepening: increasing the amount of capital per workerHuman capitalPhysical capitalSavings
Capital deepening: increasing the amount of capital per workerHuman capitalPhysical capitalSavings
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Saving & InvestmentSaving & Investment
Saving: income not consumed is saved (Y - C = Saving)
Saving rate
Saving: income not consumed is saved (Y - C = Saving)
Saving rate
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Population, Government, and Trade
Population, Government, and Trade
Population growthTechnology
Innovationinvention
GovernmentTaxes = public savings
TradeExports = increases aggregate demandImports = increases aggregate supply
Population growthTechnology
Innovationinvention
GovernmentTaxes = public savings
TradeExports = increases aggregate demandImports = increases aggregate supply
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TechnologyTechnology
Scientific researchInnovationScale of the marketEducation and experienceNatural resources
Scientific researchInnovationScale of the marketEducation and experienceNatural resources