European migration policies are characterised by a fundamental paradox: they are getting tighter and tighter just while public opinion is becoming more favourable to migrants and the immobility of European citizens expands the scope for spatial arbitrage, accruing the benefits, of immigration....

We use a new dataset and a novel identification strategy to analyze the effects of residential segregation on the employment of migrants in 8 Italian cities. Our data, which are representative of the population of both legal and illegal migrants, allow us to measure segregation at the very local...