I study the effect of an increase in financial incentives for firms to hire disabled workers in the context of an employment quota. My results suggest that this increase had a positive impact on firms' demand for disabled workers.

We provide supporting evidence from the laboratory for the Nash predictions of the homogeneous-good Bertrand model under asymmetric constant unit costs.

We investigate whether the costs of job displacement differ between blue and white collar workers. In the short-run earnings and employment losses are substantial for both groups but stronger for white collars. In the long run, there are only weak effects for blue collar workers but strong and...

In a field experiment in two Danish counties about half of the unemployed workers were randomly assigned to a mandatory activation program. Analyzing data from this experiment we show that activation can be very effective in reducing unemployment durations.

We analyze the determinants of reading literacy, mathematical skills and science skills of young immigrant children in The Netherlands. We find that these are affected by age at immigration and whether or not one of the parents is native Dutch.