A common approach to avoid risk selection in health insurance markets is to define and enforce a community-rated basic benefit package. The market for complementary insurance is usually completely separate from the market for basic health insurance. In Switzerland, however, the basic benefit...

In the absence of a perfect risk adjustment scheme, reimbursing health insurers ̕costs can reduce risk selection in community-rated health insurance markets. In this paper, we develop a model in which insurers determine the cost efficiency of health care and have incentives for risk selection....

The current study integrates the repeated game approach to implicit contracts and the analysis of explicit bonus rules based on subjective performance evaluation to determine the optimal structure of the compensation scheme for the average white- collar employee. In contrast to previous...

In der Makroökonomik werden Liquiditätsfallen ohne Mikrofundierung als existent angenommen und die Japan-Krise hat Liquiditätsfallen wieder zum Diskussionsthema gemacht. Deshalb wird die Frage der Existenz von Liquiditätsfallen hier portfolio-theoretisch untersucht im Rahmen eines...

In order to analyse whether women and men differ in their decision making under risk and uncertainty, we use data from the game show 'Who Wants to be a Millionaire?'. It turns out that i) there are gender differences in choosing a lottery or a certain value only for “largestakes” lotteries,...