possibility that without tight restrictions on migration, migrants from poor countries could transmit low productivity ("A" or … embodied in migrants; assimilation, the degree to which migrants' productivity determinants become like natives' over time in …

Can history shed light on the modern debate about immigration%u2019s labor market impact in high wage economies? This …-called first global century. It then assesses the effects of immigration on wages and employment with and without international … between these economic relationships and immigration policy. It concludes with an explanation for the apparent difference in …

economic theory raises in favor of international labor mobility, the nations of the world maintain restrictions on immigration … and show little inclination to liberalize these barriers significantly. Michael Walzer defends immigration restrictions as …. The type of segregation that Walzer defends, enforced at the national level through immigration restrictions, cuts workers …

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 …

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 …

Can history shed light on the modern debate about immigration's labor market impact in high wage economies? This paper … global century. It then assesses the effects of immigration on wages and employment with and without international capital … economic relationships and immigration policy. It concludes with an explanation for the apparent difference in immigration …