We analyze the interaction of explicit and implicit contracts in a model with selfish and fair principals. Fair principals are willing to honor implicit agreements, whereas selfish principals are not. Principals are privately informed about their types. We investigate a separating equilibrium in...

We conduct a general analysis of the effects of inequality aversion on decisions by homogeneous players in static and dynamic games. We distinguish between direct and indirect effects of inequality aversion. Direct effects are present when a player changes his action to affect disutility caused...

Summary It is often argued in economics that building a reputation for trustworthiness could help individuals or firms to mitigate or even overcome problems of contractual incompleteness. In this paper, we use data from the German eBay website to test whether a seller’s bad reputation has an...

Ziel der Arbeit ist es, die bildungs- und arbeitsmarktpolitischen Implikationen der Überqualifizierungsforschung darzulegen. Zunächst wird ein breiter Überblick über den aktuellen Stand der Überqualifizierungsforschung gegeben. Anschließend wird das ökonomische Standardmodell durch ein...