Dans leurs relations bilatérales, les pays industriels font fréquemment usage d'instruments non tarifaires, discriminatoires et très ciblés sur certains secteurs ou certaines entreprises comme les accords d'autolimitation volontaires, les accords d'importations volontaires, les subventions,...

This article provides evidence that patent protection can have a positive effect on trade, by analysing the impact of the implementation of intellectual property rights (IPR) in developing countries on the US exports of pharmaceutical products, following intense lobbying efforts from the US...

A firm chooses a price and the product information it discloses to a consumer whose tastes are privately known. We provide a necessary and sufficient condition on the match function for full disclosure to be the unique equilibrium outcome whatever the costs and prior beliefs about product and...

Afriat proved the equivalence of a variant of the strong axiom of revealed preference and the existence of a solution to a set of linear inequalities. From this solution he constructed a utility function rationalizing the choices of a competitive consumer. We extend Afriat's theorem to a class...

In 'The Methodology of Positive Economics' (1953), Milton Friedman linked the adoption of a falsificationist methodology to the rejection of monopolistic competition as a valid assumption, thus elaborating a point made earlier by George Stigler in 'Monopolistic Competition in Retrospect' (1949)....

We provide a discipline for beliefs formation through a model of subjective beliefs, in which agents hold incorrect but strategic beliefs. More precisely, we consider beliefs as a strategic variable that agents can manipulate to maximize their utility from trade. Our framework is therefore an...

We study an economywhere intermediaries compete over contracts in a nonexclusive insurance market affected by moral hazard. In this context, we show that, contrarily to what is commonly believed, market equilibria may fail to be efficient even if the planner is not allowed to enforce...