Nous étudions expérimentalement le comportement de sujets confrontés, dans une population, à une multiplicité de jeux du dilemme du prisonnier, suivant que les interactions sont bilatérales ou multilatérales. Nous observons, (i), une coopération significativement supérieure en cas de...

We compare the experimental results of three stag-hunt games. In contrast to Battalio et al.(2001), our design keeps the relative riskiness of the two strategies at a constant level as the optimisation premium is increased. Furthermore, we also test the effect of a decrease of the relative...

Overcontribution in experiments on voluntary contribution to a public good has not yet received a fully satisfactory explanation. In those experiments, subjects cooperate, in contradiction with the game-theoretic prediction. In contrast, in oligopoly-experiments and common pool resource...

Cet article pose les premières bases d’un modèle de marketing sensoriel qui articulerait les concepts d’évocation, d’inférence, et de niveau de stimulation des consommateurs. Nous faisons l’hypothèse que le consommateur doit être suffisamment stimulé pour que le processus...

French Abstract: Nous discutons de quelques développements récents en économie expérimentale sur la relation entre la loi et les normes sociales dans la détermination des comportements. Dans l'approche traditionnelle de l'analyse économique du droit, l'effectivité des lois repose...

This article analyzes the university's role in the reconstruction of Haiti through an economic perspective. To rebuild themselves, Haitians need to be able to realize their dreams and meet their own needs, while fighting the behavioral bias created by the assistantship. By studying the...

Microfinance has made and continues to do a lot of debate. In these debates, an under-documented aspect is the impacts on recipients’ behavior. Through an empirical study on a sample of 500 beneficiaries of microfinance in Haiti, we mobilize the new theoretical framework of institutional...

English Abstract: [Social Agency matters! - African and Chinese entrepreneurs as agents of change] - The book reviewed, edited by Laurence Marfaing and Karsten Giese, documents a research project, on-going since six years, at the German Institute of Global and Area Studies (GIGA-Hamburg) which...

This paper shows that social interactions can induce families of migrants to care about hierarchical social status because it serves as a signal device of non-observable income. Hence , a concern for social status induces theses families to engage in conspicuous consumption in order to signal...

We study how managers respond to hurricane events when their firms are located in the neighborhood of the disaster area. We find that the sudden shock to the perceived liquidity risk leads managers to increase corporate cash holdings and to express more concerns about hurricane risk in...