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2Anonymity, reciprocity,and conformity: evidence from voluntary contributions to a national park in Costa Rica Anonymity, reciprocity,and conformity: evidence from voluntary contributions to a national park in Costa Ricaby 41805 Alpízar, F., 54213 Carlsson, F., 81294 Johansson Stenman, O., 7512 Environment for Development, Gothenburg (Suecia), 17116 Resources for the Future, Washington, DC (EUA)
Published 2008bibliotecaIICA -
3Does context matter more for hypothetical than for actual contributions? Evidence from a natural field experiment Does context matter more for hypothetical than for actual contributions? Evidence from a natural field experimentby 41805 Alpízar, F., 54213 Carlsson, F., 81294 Johansson Stenman, O., 7512 Environment for Development, Gothenburg (Suecia), 17116 Resources for the Future, Washington, DC (EUA)
Published 2008bibliotecaIICA