Nosenzo, Daniele; Quercia, Simone; Sefton, Martin - 2013 - Revised version of 2012-17, This version: 29 July 2013
We study the effect of group size on cooperation in voluntary contribution mechanism games. As in previous experiments, we study four- and eight-person groups in high and low marginal per capita return (MPCR) conditions. We find a positive effect of group size in the low MPCR condition, as in...
