Handlungsempfehlungen (deutsch): Gegenseitigkeit und Vertrauen können in verschiedener Weise den Abschluss internationaler Klimaschutzvereinbarungen fördern: 1. Klimapolitische Instrumente sollten derart gestaltet werden, dass sie mit dem Prinzip der Gegenseitigkeit („Reziprozität“)...

The launch of a public project requires “enough” support from a group of n players. If players have only binary decision sets (participate or not, vote approvingly or not) this game is called a Binary Threshold Public Goods game (BTPG). In this paper we keep the individual cost/benefit...

In a laboratory experiment groups of four played a 15-period Public Good game. Each period a player could either invest in a green sector or in a more profitable but polluting brown sector. The pollutant accumulated and decreased the players’ income in all following periods. We conducted...

Shifting the responsibility for a necessary but costly action to someone else is often called Passing the Buck. Examples of such behavior in politics are environmental and budget problems which are left to future generations. Small group examples are (not) washing the dishes or (not) dealing...

In Dictator Game experiments where the information status of the recipient varies we find that a certain type of donator tends to reduce his offer when the recipient has incomplete information about the pie size. This result provides new evidence on those approaches on altruism, which assume...

In Dictator Game experiments where the information status of the participants varies we find that a certain type of proposer tends to reduce his offers when the recipient has incomplete information about the pie size. We also find that a certain type of recipient tends to reject too small offers...

If a previously unpaid activity (donating blood) is paid then we often observe that this activity is reduced. In this paper, it is hypothesised that the price offered is taken as a proxy for the "market value" of the activity. Depending on how the actor valued the activity previously,...

The 2002 prices of suppliers in German call-by-call telephone market are rather dispersed, out-of-phase (uncorrelated), and show systematic down-up movements. In 2004, these prices are less dispersed, more in-phase and show more upwards runs than downs-ups. In both years, we clearly do not...