Barmettler, Franziska; Fehr, Ernst; Zehnder, Christian - 2011
not provide anonymity between experimenter and subject. It has been argued that this lack of experimenter …-subject anonymity may create selfish incentives to engage in seemingly other-regarding behavior. If this were the case these experiments … differences within and across studies make it difficult to isolate the impact of experimenter-subject anonymity on prosocial …