1. On the Dixit-Stiglitz model of monopolistic competition;C Aspremont;The American Economic Review,1996
2. Free Entry and Social Inefficiency in Radio Broadcasting;D P Baron;Sur la gestion des monopoles publics astreints � l'�quilibre budg�taire,1956
3. Researches into the Mathematical Principles of the Theory of Wealth;A A Cournot;American Economic Review,1897
4. Monopolistic competition and optimum product diversity: Reply. The American Economic Review;A K Dixit;Scale Economies, Product Differentiation, and the Pattern of Trade,1980
5. The new economics of regulation ten years after;J J Laffont;Econometrica,1994