We exploit exogenous variation in legal status following the January 2007 European Union enlargement to estimate its effect on immigrant crime. We difference out unobserved time-varying factors by 1) comparing recidivism rates of immigrants from the "new" and "candidate" member countries and 2)...

We consider nonparametric identification and estimation in a nonseparable model where a continuous regressor of interest is a known, deterministic, but kinked function of an observed assignment variable. This design arises in many institutional settings where a policy variable (such as weekly...

The study estimates the employment effect of vocational training programs for the unemployed in urban Russia. The results of propensity score matching indicate that training programs had a non-negative overall effect on the program participants relative to non-participants. -- Unemployment ;...