In 2003, Germany moved from a system in which participants in training programs for the unemployed are assigned by caseworkers to an allocation system using vouchers. Based on the rich administrative data for all vouchers and on actual program participation, we provide inverse probability...

This article investigates the possibilities and restrictions of inter-generational income development for ageing and stagnating economies. In a first step, the basic logic of ageing will be investigated in a simple dynamic model. In particular, the investigation points out the existence of the...