along language borders? Improving on previous research in this area, we use a nationally representative household survey …, the Swiss Household Panel 1999 and 2000, and we explicitly account for self-selection of workers into language areas … positively selected. -- language ; labor market segmentation ; Swiss household panel …

We examine the heterogeneous impacts of foreign language use at work on earnings of both native-born workers and … 2001. Our findings are the following. First, for native-born workers with a tertiary diploma, using a foreign language at …, returns to foreign language use at work is highly complementary to education. Foreign language users below the upper secondary …