Indirect reciprocity is cooperation through reputation: third parties cooperate with those known to cooperate and defect against those known to defect. Defection, then, can have the unjust motive of greed or the just motive of retaliation. To establish cooperation, observers should distinguish...

Trust is vital yet vulnerable in economic exchange relations. In these relations, a widely used strategy in response to distributive harm consists of having the transgressor pay a financial compensation to the victim. This research examines whether financial compensations can increase trust...

The present research examines whether or not endowment asymmetry leads those with many endowments to contribute more than those with few endowments towards the public good (i.e., a first-order dilemma), but also towards the implementation of a sanctioning system (i.e., a second-order dilemma)....

Prior studies of the effect of group identification on cooperation in social dilemmas have advanced two competing accounts of this effect, the goal-transformation hypothesis, which holds that identification implies a sense of collective self, which makes personal and collective goals...