This paper analyzes the performance of migrants on the German labor market and its dependence on the tasks performed on their jobs. Recent work suggests quantifying the imperfect substitutability relationship between migrants and natives as a measure for the hurdles migrants have to face. Our...

To examine the impact of migrants on the average firm productivity, wages and welfare we construct a general equilibrium model with monopolistic competition a la Melitz (2003) considering heterogeneous firms with different productivity levels and imperfect substitutability between migrants and...