key problems in the evidence base in britain's migration debate the migration observatory at...
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![Page 1: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/1.jpg)
Key problems in the evidence base in Britain's migration debate
The Migration Observatory at the University of Oxford
COMPAS Breakfast Briefing13 May 2011
![Page 2: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/2.jpg)
#1: EmigrationSample survey is only source
![Page 3: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/3.jpg)
#2: ImmigrationDiscrepancies across sources
![Page 4: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/4.jpg)
#3: Net MigrationFlows do not match stocks
![Page 5: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/5.jpg)
#4: Immigration StatusNo systematic data
• Within the UK migrant population (“stock”)
– How many are on Tier 1 visas? Tier 2? Other?
– How many on student visas are employed?
– How do skills vary across different immigration statuses?
![Page 6: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/6.jpg)
#5: Local area statistics:Imprecise estimates
![Page 7: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/7.jpg)
#6: Public OpinionWho counts as a migrant?
• Government stats vs. members of public– Permanent/temporary– Students– Skills, resources– Legal/illegal
• Mismatched definitions mismatched policies?
![Page 8: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/8.jpg)
#7: Impact on Public ServicesLack of data collection and analysis
• Lack of data collection on migrant status of users of services
• Scarcity of systematic research on migrants’ role in provision of public services
![Page 9: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/9.jpg)
#8: Impact on HousingInsufficient research
• Impact on house prices, rents
• Indirect effects on social housing
![Page 10: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/10.jpg)
#9: Student migration:Uncertain numbers, compliance, impacts
• Contribution to net migration– Visas vs. IPS– Exits• “potential” vs. actual non-compliance
• Impact on job market for British graduates
![Page 11: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/11.jpg)
#10: Irregular/illegal MigrantsNumbers, characteristics
• Uncertainty– 524,000 – 947,000 estimated at end of 2007
(based on methods in 2005 Home Office report)
• Questions of definitions (e.g. semi-compliance)
![Page 12: Key problems in the evidence base in Britain's migration debate The Migration Observatory at the University of Oxford COMPAS Breakfast Briefing 13 May](https://reader030.vdocuments.mx/reader030/viewer/2022032800/56649d2d5503460f94a03f9f/html5/thumbnails/12.jpg)
www.migrationobservatory.ox.ac.ukmigrationobservatory@compas.ox.ac.uk