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...

Offshoring continues to be an important dimension of firms' internationalization choices. However, offshoring also increases contract enforcement costs by inhibiting the coordination and monitoring of performance. Immigrant employees may reduce such costs through their specific knowledge of the...

This paper investigates the causal pathways through which ethnic social networks influence individual naturalization. Using the complete-count Census of 1930, we digitize information on the exact residence of newly arrived immigrants in New York City. This allows us to define networks with a...

We study how licensing, certification and unionisation affect the wages of natives and migrants and their representation among licensed, certified, and unionized workers. We provide evidence of a dual role of labor market institutions, which both screen workers based on unobservable...

We analyze the relationship between natives' attitudes towards citizenship acquisition for foreigners and trust. Our hypothesis is that, in sub-Saharan Africa, the slave trade represents the deep factor behind contemporary attitudes toward citizenship, with more intense exposure to historical...

This paper investigates the intergenerational effect of communication barriers on child health at birth using a natural experiment in Switzerland. We leverage the fact that refugees arriving in Switzerland originate from places that have large shares of French (or Italian) speakers for...

An important goal of immigration policy is to facilitate the entry of foreignborn workers whose skills are in short supply in national labor markets. In recent decades, information and communication technology [ICT] has fueled the demand for highly educated workers at the expense of lower...

We present a novel theory that immigrants facilitate innovation and entrepreneur-ship by being willing and able to invest in new skills. Immigrants whose human capitalis not immediately transferable to the host country face lower opportunity costs ofinvesting in new skills or methods and will be...

I review trends in migration to the UK since the Brexit referendum, examining first the sharp fall in net migration from the EU that resulted, and then the recent more dramatic exodus of foreign-born residents during the covid-19 pandemic. I describe the new post-Brexit system, and review...

This paper analyses the wage effects of educational mismatch by workers' origin using a sizeable, detailed matched employer-employee dataset for Belgium. Relying on a fine-grained approach to measuring educational mismatch, the results show that over-educated workers, regardless of their origin,...