Since the 1960s, the United States has undergone a surge in immigration. The share of the U.S. population that is foreign born surpassed 10% in 2000, with new immigrants accounting for nearly half of recent U.S. population growth. Three policy issues are central to the current debate about...

Recent literature on the labor-market effects of U.S. immigration tends to find little correlation between regional immigrant inflows and changes in relative regional wages. In this paper we examine whether immigration, or endowment shocks more generally, altered U.S. regional output mixes as...