How do people perceive a social dilemma such as the Prisoner’s Dilemma if the problem is framed focusing entirely on monetary incentives – as commonly done in laboratory experiments? Focusing on the involved conflict between strategic and moral incentives, we designed a two-stage experiment...

This paper provides an argument for the advantage of a preference for identity-consistent behaviour from an evolutionary point of view. Within a stylised model of social interaction, we show that the development of cooperative social norms is greatly facilitated if the agents of the society...

In this experimental study, involving subjects from Abu-Dis (West Bank), Chengdu (China), Helsinki (Finland), and Jerusalem (Israel), we test for a presentation bias in a two-person cooperation game. In the positive frame of the game, a transfer creates a positive externality for the opposite...

We investigate the influence of two widespread compensation schemes, individual piece-rates and team incentives, on participants' inclination to lie, by adapting the experimental setup of Fischbacher and Heusi (2008). Lying turns out to be more pronounced under team incentives than under...

We systematically investigate prisoner's dilemma games and dictator games with valence framing. We find that give versus take frames influence subjects' behavior and beliefs in the prisoner's dilemma game but not in the dictator game