Recent years have witnessed the emergence of increasingly provocative anti-immigrant politicians in both Europe and the United States. We examine whether the 2016 election of Donald Trump, who made illegal immigration and border enforcement a centerpiece of his campaign, reduced illegal...

An estimated 40 percent of the world's garbage is burned in open-air fires, which are responsible for as much as half of the global emissions of some pollutants. However, there is little evidence on the health consequences of open-air waste burning. In this paper, we estimate the effect of in...

Recent research documents a causal impact of place on the long-run outcomes of children. However, little is known about which neighborhood characteristics are most important, and at what scale neighborhood effects operate. By using the random assignment of public housing along with...