We present a novel theory that immigrants facilitate innovation and entrepreneurship by being willing and able to invest in new skills. Immigrants whose human capital is not immediately transferable to the host country face lower opportunity costs of investing in new skills or methods and will...

The initial earnings of U.S. immigrants vary enormously by country of origin. Via three interrelated analyses, we show earnings convergence across source countries with time in the United States Human-capital theory plausibly explains the inverse relationship between initial earnings and...

Two issues have taken center stage in the recent debates about U.S. immigration policy: one, illegal immigration and more generally the entrance of poorly educated individuals into the U.S. economy and two, whether the U.S. should continue its family-based admissions system or move towards a...

An ongoing debate is whether the U.S. should continue its family-based admission system, which favors visas for family members of U.S. citizens and residents, or adopt a more skills-based system, replacing family visas with employment-based visas. In many ways this is a false dichotomy:...

An ongoing debate is whether the U.S. should continue its family-based admission system, which favors visas for family members of U.S. citizens and residents, or adopt a more skills-based system, replacing family visas with employment-based visas. In many ways this is a false dichotomy:...

Using microdata from the 1960-2000 decennial censuses, this paper explores how large initial differences in immigrant earnings by country of origin change with duration in the United States. One analysis reveals that country of origin adds less to the explanation of earnings, among working-age...