BERNARD, Philippe; WITTWER, Jérôme - In: Annales d'Economie et de Statistique (2004) 73, pp. 157-179
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...