This paper analyses the savings behaviour of natives and immigrants in Germany. It is argued that uncertainty about future income and legal status (in case of immigrants) is a key component in the determination of the level of precautionary savings. Using the German dataset, we exploit a natural...

This paper compares profits and consumer surplus under non-cooperation and collusion in the product market when the firms have the option for R&D before production. We show that whether R&D investment would be higher under non-cooperation or product market collusion depends on the R\&D...

In Mexico, wages have stagnated and profits have increased since 1980. This paper analyzes the causes of this performance both at an aggregate and sectorial level. Although in theory trade liberalization should have led to increased wages and a reduction of profits, an unlimited supply of labor...