Andreoni, James; Castillo, Marco; Petrie, Ragan - In: American Economic Review 93 (2003) 3, pp. 672-685
The ultimatum game, by its all-or-nothing nature, makes it difficult to discern what kind of preferences may be generating choices. We explore a game that convexifies the decisions, allowing us a better look at the indifference curves of bargainers while maintaining the subgame-perfect...