Sonnemans, Joep; Schram, Arthur - In: Handbook of experimental economics results : volume 1, (pp. 898-901). 2008
In the experiments, subjects were split in two groups of 6 individuals, named yellow and blue. Each subject had to decide whether or not to buy a token. The price of a token (i.e., the cost of participation) was common knowledge and equal for everyone. The number of tokens bought in each group...