We study the impact of induced positive or negative emotions on economic decisions in a negotiation context. Decision was assessed with a well studied social task, the Ultimatum game. In this task, subjects had to make decisions to either accept or reject fair or unfair offers from other...

French Abstract: Nous introduisons un modèle stratégique de négociations à deux joueurs avec des preferences dans le risque de type utilité non-espérée. Nous définissons la notion de prime de risque de désaccord, un analogue séquentiel du concept d'audace, afin de prendre en compte le...

Several online market sites, such as eBay, have implemented reputation management mechanisms in order to improve cooperation. In this article, we aim at investigating the emergence of trust and cooperation in presence of reputation mechanism. In a series of experiments based on the trust game...

The recent economic and financial crisis in the euro area seems to question the theoretical solutions to coordinate economic policies in monetary unions. In this paper, we adress the current system of economic policy coordination within the WAEMU during 1994-2010. Using game theory and...

The purpose of this paper is to have in a simple and detailed way the significant results in theory of social choice and to study the resource sharing (goods or responsibilities) between petitioning agents in a proof of election. While analyzing social choice functions more in sight, we present...

Gender differences are often observed in real life-situations. We implement an experiment on the investment game which explores the influence of knowledge of partner's gender in trust and reciprocity by means of two treatments of information: the first one, without knowledge of partner's gender...

Abstract: The decision theory under risk or uncertainty has for object to describe the behavior of agents facing several uncertainty perspectives, waited that every agent is characterized by preferences that are him clean. As it is difficult to describe these preferences exhaustively, we try to...

The decision theory under risk or uncertainty has object to describe the behaviour of agents facing several uncertainty perspectives, waited that every agent is characterized by his own preferences. As it is difficult to describe these preferences exhaustively, we try to represent them: thus,...