This paper proposes a new approach to evaluate the macroeconomic effects of the Hartz IV reform in Germany, which reduced the generosity of long-term unemployment benefits. We use a model with different unemployment durations, where the reform initiates both a partial effect and an equilibrium...

Employing daily information from German administrative data, this paper analyzes the effects of time aggregation in the measurement of worker flows. Time aggregation that is based on a comparison of monthly labor market states leads to an underestimation of total worker flows by approximately...