Concessions try to avoid conflict in bargaining and can finally lead to an agreement. Although they usually are seen as unfolding in time, concessions can also be studied in normal form or by conditioning only on failure of earlier agreement attempts. We experimentally compare three protocols of...

In three party ultimatum games the proposer can first decide whether to exclude one responder, what increases the available pie. The experiments control for intentionality of exclusion and veto power of the third party. We do not find evidence for indirect reciprocity of the remaining responder...

We experimentally test how acceptance thresholds react to the decision of the proposer in a three party ultimatum game to exclude one of two responders with veto power from the game. We elicit responder acceptance thresholds in case the proposer decides to exclude one of them, what increases the...