Tougher immigration enforcement has been responsible for approximately 1.8 million deportations between 2009 and 2013 alone. Children enter the foster care system when their parents are apprehended, deported and unable to care for them. We find that the average increase in interior immigration...

We examine how migrant workers impact firm performance using administrative data from the United States. Exploiting an unexpected change in firms' likelihood of securing low-wage workers through the H-2B visa program, we find limited crowd-out of other forms of employment and no impact on...

We examine how migrant workers impact firm performance using administrative data from the United States. Exploiting an unexpected change in firms' likelihood of securing low-wage workers through the H-2B visa program, we find limited crowd-out of other forms of employment and no impact on...

Over the past two decades immigration enforcement has grown exponentially in the United States. We exploit the geographical and temporal variation in a novel index of the intensity of immigration enforcement between 2005 and 2011 to show how the average yearly increase in interior immigration...

Tougher immigration enforcement has been responsible for 1.8 million deportations between 2009 and 2013 alone, most of them involving fathers and heads of household. We exploit the geographic and temporal variation in intensified enforcement to gauge its impact on children's propensity to live...