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...

In the absence of distortionary tax and spending policies, freer immigration and trade for a country would often be supported by similar groups thanks to similar impacts on labor income. But government policies that redistribute income may alter the distributional politics. In particular,...