For the first time since the inception of the H-1B visa, yearly caps became binding in 2004, making it harder for most foreign-born students to secure employment in the United States. However, since the year 2000, institutions of higher education and related non-profit research institutes had...

Twelve U.S. states, plus the District of Columbia, have recently enacted measures granting undocumented immigrants access to driving licenses. We exploit the state and temporal variation in the issuing of state driving licenses to undocumented immigrants to estimate its impact on these...

Academia and the public media have emphasized the link between STEM majors and innovation, as well as the need for STEM graduates in the U.S. economy. Given the proclivity of international students to hold STEM degrees, immigration policy may be used to attract and retain high-skilled STEM...

According to United Nations High Commissioner for Refugees, the number of refugees worldwide rose to 21.3 million in 2015. Yet, resistance to the welcoming of refugees appears to have grown. The possibility that refugees may commit acts of terrorism or engage in criminal behavior has served as...

Domestic violence is a serious under-reported crime in the United States, especially among immigrant women. While the Violence against Women Act (VAWA) allows battered immigrants to petition for legal status without relying on abusive U.S. citizen or legal permanent resident spouses, we find...

This paper identifies intermarriage (between non-citizens and citizens) as an important response mechanism to intensified immigration enforcement, particularly among Mexican non-citizens. Exploiting the temporal and geographic variation in the implementation of interior immigration enforcement...

Using county-level data on COVID-19 mortality and infections, along with county-level information on the adoption of non-pharmaceutical interventions (NPIs) in the United States, we examine how the speed of NPI adoption affected COVID-19 mortality. Our estimates suggest that advancing the date...

For the first time in U.S. history, approximately 10 percent of the U.S. House of Representatives is Hispanic. The greater engagement of Hispanics in national politics has occurred after unprecedented growth in interior immigration enforcement disproportionately impacting Latinos. Using...

We examine how the 17 month extension of Optional Practical Training—a program that allows international Science, Technology, Engineering and Math (STEM) majors the opportunity to work in the United States for 1-2 years following graduation—affects the quantity and quality of international...

Using the 2005-2014 waves of the American Community Survey –a period characterized by the rapid expansion of interior immigration enforcement initiatives across the United States, we evaluate the impact of a tougher policy environment on undocumented immigrants' fertility. We find that a one...