In view of behavioral patterns left unorganized by current social preference theories, we propose a theory of reference … effects that are conditional on whether or not payoffs meet reference points. We verify the theory first by experimentally …

. Durch die Betrachtung der prognostizierten Effekte wird ein Abgleich der Theorie mit der Praxis erfolgen. Sowohl die … analyze the effects of the German unemployment insurance - the reality in Germany compared to the theory - an evaluation of …

In the proto-coalition model of government formation, formateur F appoints a proto-coalition and asks its members … whether to start negotiating a coalition contract. If all accept, then the proto-coalition forms and starts negotiating …; otherwise a caretaker government assumes office. I extend this model by allowing F to revise the chosen proto-coalition after …

non-responsive to the groups' preferences and flexibility that pleases groups better. Within a strong coalition, interest … those of the legislature. With more congruence, a strong coalition is preferred. Finally, within a weak coalition, interest …

help make such rules effective include the presence of informal sanctions by peers, and implementation through voting. I … after both implemented and randomly overridden voting. I find that informal sanctions strengthen the effect of formal ones …