We conducted a controlled field experiment on eBay and examined to what extent both social and competitive laboratory behavior is robust to institutionally complex real world markets with experienced traders, who selected themselves into these markets. EBay's natural trading system provides...

The concept of self-centered fairness, as embodied in ERC preferences, organizes the data from the two-person ultimatum and dictator game, as well as the Gthvan Damme game, the market game, the dictator game with multiple recipients, and the fixed total sacrifice effect as observed in this...

This chapter describes a sequence of four experiments. The hypotheses tested are all informed by one or more of the aforementioned types of models. Each experiment builds on the findings of the previous experiment in the sequence. At the same time, each experiment involves a different game,...