Leider, Stephen; Mobius, Markus; Rosenblat, Tanya; Do, … - 2007
social distances, but only one of these decisions is implemented. We decompose altruistic preferences into baseline altruism … towards strangers, and directed altruism towards friends. In order to separate the motives that are altruistic from the ones … the end of the experiment which decision was selected for payment, and a non-anonymous treatment where both players are …