In the two-person ultimatum game, an allocator is required to split a given sum of money with a recipient. Subsequently the recipient can either accept or reject the offer. If it is accepted, both players receive their respective splits, while if it is rejected neither of them get anything....

Are decisions in a trust game more or less sensitive to changes in risk than decisions in a purely financial, non-social decision-making task? Participants in a binary trust game (they could either keep $5 for sure or give it to a trustee with the chance of getting $10 back) were informed that...