Several studies, most of them employing straightforward regression analysis, have concluded that immigrants' proficiency in the language of their adopted country is correlated with their productivity, as measured by earnings. Two weaknesses of these studies are potential unobserved...

We relate origin-destination real price differences to immigrants' reservation wages and their career trajectories, exploiting administrative data from Germany and the 2004 enlargement of the European Union. We find that immigrants who enter Germany when a unit of earnings from Germany allows...

We relate origin-destination real price differences to immigrants' reservation wages and their career trajectories, exploiting administrative data from Germany and the 2004 enlargement of the European Union. We find that immigrants who enter Germany when a unit of earnings from Germany allows...

This paper investigates human capital investments of migrants whose duration in the host country is limited, either by contract or by their own choice. The first part of the paper develops a model, distinguishing between migrants who immigrate on a xed contract, and migrants who choose their...

The assumption that all migrations are permanent, which pervaded the early microdata-based research on immigrant career profiles, is not supported by the empirical evidence. Rather, many - if not most - migrations appear to be temporary. In this paper, therefore, we illustrate the estimation...