This paper studies the role of job search assistance programs in optimal welfare-to-work programs. The analysis is based on a framework, that allows for endogenous choice of benefit types and levels, wage taxes or subsidies, and activation measures such as monitoring and job search assistance...

Adverse selection induces economic limits to market substitution. If quality uncertainty persists in both internet and traditional marketplaces, a second-best equilibrium with parallel market segments may arise. Positive trade in parallel segments implies that the information cost advantage of...

This paper reports on an experiment of corruption that was conducted in two treatments: one with the possibility of detection and one without. It turns out that monitoring reduces corruption through deterrence; at the same time, it destroys the intrinsic motivation for honesty. Thus the net effect...

The undersupply of spots in German daycare facilities for toddlers challenges parents' possibilities to work. To ease the situation, the government implemented a new law entitling every child between ages one and three to daycare supervision for about four hours per day. Nevertheless, the...

Eine energetische Gebäudesanierung (Sanierung zur Erhöhung der Energieeffizienz) erfordert einen langen, relativ komplexen Entscheidungsprozess für Gebäudeeigentümer, -verwalter, Mieter sowie Bauhandwerker. Es gibt verschiedene Möglichkeiten diese Akteure in Ihren Entscheidungen durch...