Chun-Lei Yang

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Trust is an essential component of good social outcomes and effective economic performance. This is particularly true in environments such as the Prisoner's Dilemma or standard public-goods games, where the equilibrium in a one-shot case involves strictly uncooperative behavior. Evolutionary biologists have developed the notion of indirect reciprocity,(More)
We test a mechanism whereby groups are formed endogenously, through the use of voting. These groups play a public-goods game, where efficiency increases with group size (up to a limit, in one treatment). Information is provided about the contributions of others and it is feasible to exclude group members, exit one's group, or to form larger groups through(More)
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