Based on a large employer-employee matched data set, the paper investigates the effects of variable enforcement of German dismissal protection legislation on the employment dynamics in small establishments. Specifically, using a difference-in-differences approach, we study the effect of changes...

Using data for the 1990 ?s,this paper examines the role of sheepskin effects in the returns to education for Japan.Our estimation results indicate that sheepskin effects explain about 50%of the total returns to schooling.We further find that sheepskin effect are only important for workers in...

This paper provides a descriptive analysis of the demand for high-skilled workers using a new firm data set, the IZA International Employer Survey 2000. Our results suggest that while workers from EU-countries are mainly complements to domestic high-skilled workers, workers from non-EU countries...

The paper examines real and nominal wage rigidities.We estimate a switching regime model, in which the observed distribution of individual wage changes, computed from West German register data for 1976-1997, is generated by simultaneous processes of real, nominal or no wage rigidity, and...

The question of whether two drugs – namely alcohol and tobacco – are used as complements or substitutes is of crucial interest if side-effects of anti-drug policies are considered. Numerous papers have empirically addressed this issue by estimating demand systems for alcohol and tobacco and...