Noah Smith: Immigrants do a great job at becoming Americans

Immigration has lots of economic benefits, and few economic costs. Immigrants pay for native-born Americans’ retirement, start companies, and make the U.S. a desirable destination for investment, while not taking away jobs or depressing wages of the native-born.But people care about more than dollars and cents — culture is important. Immigration skeptics, including a few on the political left, often fret that immigrants won’t adapt to American culture. But they shouldn’t