De nombreuses études récentes ont montré que la qualité des institutions d’un pays est un facteur explicatif important de son développement économique. Des études empiriques ont mis en évidence une relation positive entre la qualité des institutions et la performance des politiques de...

This paper analyzes the ability of group members to cooperate in rent-seeking activities in a context of between-group competition. For this purpose, we develop an infinitely repeated rent-seeking game between two groups of different size. We first investigate Nash reversion strategies to...

We study the effect of encouraging private actions for breaches of competition law. We develop a model in which a plaintiff, who may have private information about whether a breach of law has been committed, decides whether to open a case against a defendant. If opened, the case may be settled...

Over the 1996-2006 period, Burkina Faso has experienced a reform of its cotton sector, and has become the largest African cotton producer and exporter. The cotton “boom” consisted of a rapid expansion of cotton areas through the growth of land shares allocated to cotton (and new producers),...

This paper empirically analyzes the influence of road proximity on HIV-infection using geographical data on road infrastructure and the Demographic and Health Surveys collected in six African countries. Firstly we show that living in proximity to a major road increases the individual risk of...