This paper investigates the impact of a high school degree on the wage distribution in the period from 1984 to 2004 in Germany. In that period the share of male workers with a high school degree increased from 16 to 25 percent. An econometric evaluation estimator is used to analyze quantile...

This paper analyzes the regional dimension of the German digital divide. It considers the impact of regional characteristics on differences in the share of Internet use between German counties. In addition, it studies the influence of regional factors as well as individual characteristics on the...

This paper provides the first full examination of the effect of German works councils on wages using matched employer-employee data (specifically, the LIAB for 2001). We find that works councils are associated with higher earnings. The wage premium is around 11 percent (and is higher under...

This paper analyzes the impact of network externalities on Ramp;D competition between an incumbent and a potential entrant. The analysis shows that the incumbent always invests more than the entrant in the development of higher quality network goods. However, the incumbent exhibits a too low...

Recent labor market reforms in Germany aim, among other things, at reducing unemployment by restricting passive unemployment measures, emphasizing local labor market policies and re-structuring public employment services. This paper uses extensive individual administrative and regional aggregate...

We formulate an optimal control capital accumulation model with a Leontief-type production function and an exogenously given time-lag between investment and the accumulation of the capital stock, to analyze the qualitative and quantitative influence of time-lags on the system dynamics. As known...