We study the effect of a firm winning an additional H-1B visa on the firm's outcomes, by comparing winning and losing firms in the Fiscal Year 2006 and 2007 H-1B visa lotteries. We match administrative data on the participants in these lotteries to the universe of approved U.S. patents, and to...

This paper examines the long-term impacts of early childhood exposure to air pollution on adult outcomes using U.S. administrative data. We exploit changes in air pollution driven by the 1970 Clean Air Act to analyze the difference in outcomes between cohorts born in counties before and after...

Recent policy discussions have proposed government-guaranteed jobs, including for youth. One key potential benefit of youth employment is a reduction in criminal justice contact. Prior work on summer youth employment programs has documented little-to-no effect of the program on crime during the...