In several papers, Negishi revisted the foundations of competitition. Sensitive to the Edgeworthian views of exchange but strongly influenced by the law of indifference of Jevons, he tried to reconcile both approaches. The main result of this synthesis is the equivalence between the walrasian...

In a partial equilibrium framework, SHARKEY and SIBLEY [1993] show paradoxally that all redistributive optimal two-part pricings are sustainable. They also suggest the extension of their main result to non-linear pricing. In this paper, it is shown that in fact their result doesn't extend...

In a partial equilibrium framework, Sharkey and Sibley [1993] show paradoxally that all redistributive optimal two-part pricings are sustainable. They also suggest the extension of their main result to nonlinear pricing. In this paper, it is shown that in fact their result doesn't extend...

[fre] Monopole discriminant et redistribution. Une interprétation des thèses d'Edgeworth. . Outre sa théorie du noyau, sa conception de la justice sociale, Edgeworth (1845-1926) a élaboré, à partir des travaux de Dupuit, une vision du monopole et de la concurrence imparfaite aussi...

Les économies des pays en développement sont à la fois caractérisée par une faiblesse de l’infrastructure financière, notamment du cadre légal, et un développement important de la finance informelle. L’imperfection du cadre légal limite considérablement l'efficacité des...