This paper analyzes the emerging literature on the determinants of giving within a social network. We propose two main explanatory variables for previous experimental results on the friendship effect. The first is social integration, which has a positive impact on giving. The second variable is...

Recent papers on double-blind dictator games have obtained significant generous behavior when information regarding recipient is provided. But the lack of information disincentives other-regarding behavior and then, the subject’s behavior closely approximates the game theoretic prediction...

We study individual decision making in a lottery-choice task performed by three subject populations: gamblers under psychological treatment (“addicts”), gamblers’ relatives (“victims”), and normal (as far as gambling is considered) individuals. We find that addicts are willing to take...