The so-called disclosure principle is a 'puzzle' in the accounting literature: Game theoretic models of financial markets show that in equilibrium firms should disclose all their private information. Yet, the result is not convincing. Researchers have therefore built sophisticated models in...

In July 2001 the 70-year-old German Rabattgesetz that prevented negotiations in retail business has been abolished. During the abolition process consumer- as well as retailer pressure groups claimed that significant damages for their clients were to be expected. Using game theoretic modelling...

Fertility and the provision of long-term care are connected by an aspect that has not received attention so far: both are time consuming activities that can be produced within the household or bought at the market and are, thus, connected through the intertemporal budget constraint of the...

Conventional wisdom has it that economic training and education tends to produce less cooperative people - where cooperation means following group-oriented goals. This issue has attracted particular attention in discussions of the current economic crisis where it was asked if increasing...