"Si él lo necesita" (if he really needs it) was the most common argument given by the subjects who accepted the zero offer in the ultimatum game during experiments were conducted among illiterate (adult) gypsies in Vallecas, Madrid. Interestingly the acceptance of the zero offer was not a rare...

This paper analyzes the way in which men and women are expected to behave differently in an experimental situation. To do so, we concentrate on a single topic: altruism. Since the dictator game provides the most suitable design for studying altruism and generosity in the lab setting, we use a...

This paper studies the e¤ect of social relations on the convergence to the e¢ cient equilibrium in a 2x2 coordination game. We employ a 2x2 factorial design in which we explore two di¤erent games with asymmetric payo¤s and two matching protocols: .friends.versus .strangers.. In the .rst game...

In this paper we analyze the behavior of an official who is elected democratically rather than being appointed exogenously. To this aim, we conduct an economic experiment in which officials are third party punishers in a public goods game. We consider two different scenarios which differ in the...

Limited attention has been devoted on how (real-life) social networks are elicited and mapped, even less from the viewpoint of mechanism design. This paper surveys the few mechanisms that have been proposed by the experimental literature to this purpose. These mechanisms differ in their...

This paper explores the effect of the possibility of third-party intervention on behavior in a variant of the Berg, Dickhaut, and McCabe (1995) “Investment Gameâ€. A third party’s material payoff is not affected by the decisions made by the other participants, but this person may...

We provide empirical evidence to support the claims that social diversity promotes prosocial behavior. We elicit a real-life social network and its members٠adherence to a social norm, namely inequity aversion. The data reveal a positive relationship between subjects٠prosociality and several...

We provide empirical evidence to support the claims that social diversity promotes prosocial behavior. We elicit a real-life social network and its members’ adherence to a social norm, namely inequity aversion. The data reveal a positive relationship between subjects’ prosociality and...

This paper explains people’s preferences for ethnic and racial diversity in higher education through a model based on self interest Although all citizens from the majority group value diversity and their own education in the same way their preferences for the level of diversity as well as the...