In this paper we study how observing the actions of others affects individuals' ability to exercise self-control.

People with a self-control problem often seek relief through social interactions rather than binding commitments. Thus, in self-help groups like Alcoholics Anonymous, Narcotics Anonymous etc, members are said to achieve better personal outcomes by mainly sharing their experiences. In other...

Analysts make competing claims about when and how politicians can use fear to gain support for suboptimal policies. Using a model, we clarify how common attributes of fear affect politicians’ abilities to achieve self-serving outcomes that are bad for voters. In it, a politician provides...

A simple model of marriage and divorce predicts that no marriages occur. Yet, in real life, people marry all the time in seemingly similar situations. This discordance is explained using psychological game theory. An emotional guilt effect is explicitly modeled and multiple belief-dependent...

The paper re-examines the idea that a family can be viewed as a community governed by a self-enforcing constitution, and extends existing results in two directions. First, it identifies circumstances in which a constitution is renegotiation-proof. Second, it introduces parental altruism. The...

Cet article étend l’analyse des jeux stratégiques de marché au modèle à générations imbriquées? Nous considérons une économie avec un bien et de la monnaie de crédit où les stratégies des agents sont du type “achat ou vente”. Nous montrons que l’existence d’un équilibre...

This paper investigates how the introduction of social preferences affects players` equilibrium behavior in both one-shot and infinitely repeated versions of the Prisoner`s Dilemma game. We first show that defection survives as the unique equilibrium of the stage game if at least one player is...

Ce papier presente un modele d'equilibre general de concurrence imparfaite dans une economie d'echange avec generations imbriquees. La concurrence imparfaite se traduit par la regle de fixation du prix des jeux strategiques du marche a la Shapley-shubik. Apres avoir presente le modele et defini...