Das Bundesverfassungsgericht hat entschieden, dass die Erhebung einheitlicher Beitragssätze in der Gesetzlichen Pflegeversicherung für Personen mit und ohne Kinder gegen den Gleichheitsgrundsatz der Verfassung verstoße. In dieser Arbeit prüfen wir unterschiedliche Argumente dafür,...

This paper considers evolutionarily stable decisions about whether to initiate violent conflict rather than accepting a peaceful sharing outcome. Focusing on small sets of players such as countries in a geographically confined area, we use Schaffer's (1988) concept of evolutionary stability. We...

We study endogenous group formation in tournaments employing experimental three-player contests. We find that players in endogenously formed alliances cope better with the moral hazard problem in groups than players who are forced into an alliance. Also, players who are committed to expending...

The standard contest model in which participants compete in a single dimension is well understood and documented. Multi-dimension extensions are possible but are liable to increase the complexity of the contest structure, mitigating one of its main advantages: simplicity. In this paper we...

Where product innovation requires several complementary patents, fragmented property rights can be a factor that limits firms' willingness to invest in the development and commercialization of new products. This paper studies multiple simultaneous R&D contests for complementary patents and how...

Victorious alliances often fight about the spoils of war. This paper presents an experiment on the determinants of whether alliances break up and fight internally after having defeated a joint enemy. First, if peaceful sharing yields an asymmetric rent distribution, this increases the likelihood...

This paper proposes a screening approach to explain why dating is associated with purchasing status products and conspicuous gift giving. A potential bride searching for a husband may seek to screen candidates whose income is only partially observable. Taking into account that she also bears...

We study deception choices and deception detection in a tax compliance experiment. We find large systematic differences in individual deception abilities. Tax payers are conscious about their own deception abilities. The empirical outcomes are in line with a theory suggesting that tax payers...

A rich person who fears a loss of income may later favor redistributive taxation and a mix of taxes and public goods that differs from the one he now favors. If mobility is costly, and if government in each period uses majority voting to determine policy, then this person may prefer to live in a...