A number of states have adopted laws that require employers to use the federal government's E-Verify program to check workers' eligibility to work legally in the United States. Using data from the Current Population Survey, this study examines whether such laws affect labor market outcomes among...

In May 1981, President François Mitterrand regularized the status of undocumented immigrant workers in France. The newly legalized immigrants represented 12 percent of the non-French workforce and about 1 percent of all workers. Employers have monopsony power over undocumented workers because...

We analyze the impact of the 2007 Legal Arizona Workers Act (LAWA) on employment outcomes of low-skilled Arizona workers, with a focus on the states' unauthorized population. The intent of LAWA was to limit unauthorized workers' economic opportunities as a way to deter further illegal...

Two issues have taken center stage in the recent debates about U.S. immigration policy: one, illegal immigration and more generally the entrance of poorly educated individuals into the U.S. economy and two, whether the U.S. should continue its family-based admissions system or move towards a...

We provide the first evidence on the causal effect of border enforcement on the full spatial distribution of Mexican immigrants to the United States. We address the endogeneity of border enforcement with an instrumental variables strategy based on administrative delays in budgetary allocations...

The 1986 US Immigration Reform and Control Act (IRCA) was directed at tackling the problem of growing unauthorized migration through legalization of unauthorized immigrants, increasing border security and sanctioning employers who hired unauthorized immigrants. Our paper investigates how the...

This paper studies why illegal immigration is widespread. We develop a political agency model in which a politician decides on an immigration target and its enforcement, facing uncertainty on the supply of migrants. Illegal immigration can arise for two reasons: the policy maker may be unable to...

This paper provides a comprehensive analysis of refugee migration, with emphasis on the current refugee crisis. After first reviewing the institutional framework laid out by the Geneva Convention for Refugees, we demonstrate that, despite numerous attempts at developing a common European asylum...

We explore whether fear of apprehension affects immigrants' labor market engagement by examining how ICE removals due to immigration violations and increased awareness of immigration raids impact their labor market outcomes. We find that ICE deportations are associated with reductions in the...

Taking advantage of the ability to identify immigrants who were unauthorized to work prior to obtaining Legal Permanent Resident status, we use the New Immigrant Survey to examine whether lacking legal status to work in the U.S. constrains employment outcomes of illegal immigrants. With the...