This paper studies the impact of U.S. immigration barriers on global knowledge production. We present four key findings …. First, among Nobel Prize winners and Fields Medalists, migrants to the U.S. play a central role in the global knowledge …-histories of International Math Olympiad (IMO) medalists, we show that migrants to the U.S. are up to six times more productive …

-level administrative data - that large immigration flows since 2012 have had dampening effects on aggregate wage growth, as complementarity …

This paper uses census and household survey data on Cameroon, Ghana, and South Africa toexamine immigration's impact in … the context of a segmented labor market in Sub-SaharanAfrica. We find that immigration affects (i) employment (ii … the impact depends on the degree of complementarity between immigrants and nativeworkers' skills. Immigration is found to …

The large influx of migrants to Nordic countries in recent years is challenging the adoptability of Nordic labor market … better facilitates the integration of migrants into employment. In particular, greater wage flexibility at the firm level and …

This paper presents novel empirical evidence on the labor market integration of migrants across Europe. It investigates … how successfully migrants integrate in 13 European countries by applying a unified framework to analyze a rich micro … impact of education acquired domestically and abroad in determining migrants' subsequent employment prospects. The analysis …