In much of economic analysis, market power is assumed away and interactions between firms and consumers are analyzed in a hypothetical situation of perfect competition. Often, this merely serves as a first step in the analysis or it provides a welfare benchmark. Market power is then introduced...

Claude d’Aspremont and Jean-François Mertens will retire after this academic year. To celebrate two of its most prominent members, CORE organizes a three-day conference. Topics: - Industrial Organization - Welfare Theory and Political Economy - Game Theory