We examine how labor immigration affects public pensions under centralized wage setting. We show that immigration improves the sustainability of pay-as-you-go pensions if and only if total employment declines. This occurs if the labor demand elasticity exceeds the unemployment rate.

This paper explores the effects of high skilled immigration to a host country with unionized low skilled labor and an unemployment insurance scheme. We show that such immigration can create a negative immigration surplus due to adverse effects on low skilled employment, provided that the...

We analyze the employment effects of immigration within a model that accounts for several stylized facts of the German labor market. The co-existence of positive wage spans and unemployment is explained by wage rigidities that are simultaneously caused by effciency-wage setting and minimum...