Recent immigration policies have created massive uncertainty for international students to obtain F-1 visas. Yet, before the COVID-19 pandemic, student visa applicants already faced an approximately 27 percent refusal rate that varies by time and region. Using data on the universe of SAT takers...

In this paper we analyze the impact of foreign-born workers in the fields of Science, Technology, Engineering and Math (STEM) on employment and wages in Canadian geographical areas during the period 1991-2006. Canadian policies select immigrants with a strong emphasis on high educational...

Since the 1980s the United States has faced growing disinterest and high attrition from STEM majors. Over the same period, foreign-born enrollment in U.S. higher education has increased steadily. This paper examines whether foreign-born peers affect the likelihood American college students...

The H-1B program allows skilled foreign-born individuals to work in the United States. The annual quota on new H-1B issuances fell from 195,000 to 65,000 for employees of most firms in fiscal year 2004. This cap did not apply to new employees of colleges, universities, and non-profit research...

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...