Agarwal, Ruchir; Ganguli, Ina; Gaulé, Patrick; Smith, Geoff - 2021
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 … network-representing 20-33% of the frontier knowledge producers. Second, using novel survey data and hand-curated life …