How can the regularization of approximately half a million migrant's impact crime reports in hosting areas? To identify … the effects of this large amnesty, we match confidential administrative data on the location of undocumented migrants with … department-monthly data from crime reports and compare crime outcomes in departments that were granted different average time …

Do general amnesty programs lead to reductions in the crime rate among immigrants? We answer this question by …, regions in which a higher share of immigrants obtained legal status experienced a greater decline in non-EU immigrant crime …

. These findings are consistent with the predictions of a simple model of crime …