Using a repeated cross-section of more than 258,000 residents of 39 European countries covering the period from 1990 to 2012, I study the impact of knowing different foreign languages on income and (for the first time) on unemployment. To help identify causal effects, I also employ a novel...

"Migration has become lately one of the most debated themes, both in mass media, film, literature, and in international institutions and policy-making associations. Yet, the challenges determined by this phenomenon are not brand new: migration is a trans-historical process, with tremendous...