We consider guilt averse agents and principals and study the effects of guilt on optimal behavior of the principal and the agent in a moral hazard model. The principal’s contract proposal contains a target effort in addition to the monetary incentive scheme. By accepting the agreement,...

We analyse pricing, effort and tipping decisions in the online service "Google Answers" While users set a price for the answer to their question ex ante, they can additionally give a tip to the researcher ex post. In line with the related experimental literature we find evidence that tipping is...

An advisor is supposed to recommend a financial product in the best interest of her client. However, the best product for the client may not always be the product yielding the highest commission (paid by product providers) to the advisor. Do advisors nevertheless provide truthful advice? If not,...

We analyze the effect of investments in corporate social responsibility (CSR) on workers' motivation. In our experiment, a gift exchange game variant, CSR is captured by donating a certain share of profits to a charity. We are testing for CSR effects by varying the possible share of profits...

Actual behaviour is influenced in important ways by moral emotions, for instance guilt or shame (see, among others, Tangney et al., 2007). Belief-dependant models of social preferences using the framework of psychological games aim to consider such emotions to explain other-regarding behaviour....

We explore in an experiment what leads to the breakdown of partnerships. Subjects are assigned a partner and participate in a repeated public good game with stochastic outcomes. They can choose each period between staying in the public project or working on their own. There is excessive exit as...

Economic theory has evolved without paying proper attention to behavioral approaches, especially to social, economic, and cognitive psychology. This has recently changed by including behavioral economics courses in many doctoral study programs. Although this new development is most welcome, the...

One central issue tackled in epistemic game theory is whether for a general class of strategic games the solution generated by iterated application of a choice rule gives exactly the strategy profiles that might be realized by players who follow this choice rule and commonly believe they follow...

We conduct a modified dictator game in order to analyze the role self-image concerns play in other-regarding behavior. While we generally follow Konow (2000), a cognitive dissonance-based model of other-regarding behavior in dictator games, we relax one of its assumptions as we allow for...

In the context of an allocation game, this paper analyses the proposer's reported beliefs about the responder's willingness to accept (or reject) the proposed split of the pie. The proposer's beliefs are elicited via a quadratic scoring rule. An econometric model of the proposer's beliefs is...