This paper uses U.S. Census data from 1990 and 2000 to provide evidence on the labor market characteristics of European-born workers living in the US. It is found that there is a positive wage premium associated with these workers, and that the highly skilled are overrepresented compared with...

We measure the extent to which skilled immigrants increase innovation in the United States by exploring individual patenting behavior as well as state-level determinants of patenting. The 2003 National Survey of College Graduates shows that immigrants patent at double the native rate, and that...

This paper reconsiders the (self-)selection of international migrants. In an extended Roy-model we analyse the factors which affect the selection bias of migrants. In particular, we find that migrants need not necessarily be (un-)favourably self-selected if the inequality of earnings is higher...

"The issue of immigrant spatial concentration and the possibilities for immigrant dispersion through migration features in at least three interrelated debates about immigration. First, the ethnic enclave literature centers on the question of whether spatial concentration improves or harms the...

This paper provides an introduction and overview of my research on the Economics of Language. The approach is that language skills among immigrants and native-born linguistic minorities are a form of human capital. There are costs and benefits associated with this characteristic embodied in the...

Over the past two decades, the U.S. has seen a drastic growth in self-employment among Mexican immigrants, the largest immigrant population in the country. This is an interesting yet puzzling trend, in stark contrast to the stagnated growth of self-employment among other disadvantaged minority...

This paper analyzes the occupational status and distribution of free women in the antebellum United States. It considers both their reported and unreported (imputed) occupations, using the 1/100 IPUMS files from the 1860 Census of Population. After developing and testing the model based on...

The U.S. limits work visas for low-skill jobs outside of agriculture, with a binding quota that firms access via a randomized lottery. We evaluate the marginal impact of the quota on firms entering the 2021 H-2B visa lottery using a novel survey and pre-analysis plan. Firms exogenously...