Edited by Jacques-François Thisse, Professor of Economics, CORE, Université Catholique de Louvain, Belgium and CERAS at Ecole Nationale des Ponts et Chaussées, France and George Norman, Professor of Economics and Cummings Family Chair of Entrepreneurship and Business Economics Emeritus, formerly Tufts University, US

'. . . the collection contains many of the key contributions and will be attractive to anyone wishing to catch up with developments in the field.'

• CONTENTSVOLUME 1PART 1EARLY ANALYSIS1. Harold Hotelling (1929), ‘Stability in Competition’2. Nicholas Kaldor (1935), ‘Market Imperfection and Excess Capacity’3. Edward H. Chamberlin (1951), ‘Monopolistic Competition Revisited’PART 2CHARACTERISTIC MODELS OF PRODUCT DIFFERENTIATIONA: DEMAND FOR DIFFERENTIATED PRODUCTS AND THE ‘NEW’ CONSUMER THEORY4. Kelvin J. Lancaster (1966), ‘A New Approach to Consumer Theory’5. William Novshek and Hugo Sonnenschein (1979), ‘Marginal Consumers and Neoclassical Demand Theory’6. Simon P. Anderson, André de Palma and Jacques-François Thisse (1989), ‘Demand for Differentiated Products, Discrete Choice Models, and the Characteristics Approach’7. Sherwin Rosen (1974), ‘Hedonic Prices and Implicit Markets: Product Differentiation in Pure Competition’B: HORIZONTAL DIFFERENTIATION8. Edward C. Prescott and Michael Visscher (1977), ‘Sequential Location Among Firms with Foresight’9. C d’Aspremont, J. Jaskold Gabszewicz and J. F. Thisse (1979), ‘On Hotelling’s “Stability in Competition”’10. Steven C. Salop (1979), ‘Monopolistic Competition with Outside Goods’11. B. Curtis Eaton and Myrna Holtz Wooders (1985), ‘Sophisticated Entry in a Model of Spatial Competition’12. Richard Schmalensee (1978), ‘Entry Deterrence in the Ready-to-East Breakfast Cereal Industry’13. Kenneth L.Judd (1985), ‘Credible Spatial Preemption’C: VERTICAL DIFFERENTIATION14. Michael Mussa and Sherwin Rosen (1978), ‘Monopoly and Product Quality’15. J.Jaskold Gabszewicz and J. F .Thisse (1979), ‘Price Competition, Quality and Income Disparities’16. Avner Shaked and John Sutton (1983), ‘Natural Oligopolies’17. Paul Champsaur and Jean-Charles Rochet (1989), ‘Multiproduct Duopolists’18. Shabtai Donnenfeld and Shlomo Weber (1992), ‘Vertical Product Differentiation with Entry’VOLUME IIPART 1REPRESENTATIVE CONSUMER MODELS OF PRODUCT DIFFERENTIATION1. Michael Spence (1976), ‘Product Selection, Fixed Costs, and Monopolistic Competition’2. Avinash K. Dixit and Joseph E. Stiglitz (1977), ‘Monopolistic Competition and Optimum Product Diversity’3. Xavier Vives (1985), ‘On the Efficiency of Bertrand and Cournot Equilibria with Product Differentiation’4. G.K.. Yarrow (1985), ‘Welfare Losses in Oligopoly and Monopolistic Competition’PART 2PROBABILISTIC MODELS OF PRODUCT DIFFERENTIATION5. Jeffrey M. Perloff and Steven C. Salop (1985), ‘Equilibrium with Product Differentiation’6. Oliver D. Hart (1985), ‘Monopolistic Competition in the Spirit of Chamberlin: Special Results’7. Raymond Deneckere and Michael Rothschild (1992), ‘Monopolistic Competition and Preference Diversity’8. Simon P. Anderson and André de Palma (1992), ‘Multiproduct Firms: A Nested Logit Approach’9. Andrew Caplin and Barry Nalebuff (1991), ‘Aggregation and Imperfect Competition: On the Existence of Equilibrium’PART 3PRODUCT DIFFERENTIATION AND NON-PRICE COMPETITION10. Anthony Downs (1957), ‘An Economic Theory of Political Action in a Democracy’11. B. Curtis Eaton and Richard G. Lipsey (1975), ‘The Principle of Minimum Differentiation Reconsidered: Some New Developments in the Theory of Spatial Competition’12. A. Denzau, A. Kats and S. Slutsky (1985), ‘Multi-Agent Equilibria with Market Share and Ranking Objectives’PART 4PRODUCT DIFFERENTIATION IN INTERNATIONAL TRADE13. Paul Krugman (1980), ‘Scale Economies, Product Differentiation, and the Pattern of Trade’14. Elhanan Helpman (1981), ‘International Trade in the Presence of Product Differentiation, Economies of Scale and Monopolistic Competition: A Chamberlin-Hecksher-Ohlin Approach’15. Bruce R. Lyons (1984), ‘The Pattern of International Trade in Differentiated Products: An Incentive for the Existence of Multinational Firms’16. Avner Shaked and John Sutton (1984), ‘Natural Oligopolies and International Trade’PART 5PRODUCT DIFFERENTIATION AND MARKETING17. Daniel McFadden (1980), ‘Econometric Models for Probabilistic Choice Among Products’18. John Hauser (1980), ‘Comments on “Econometric Models for Probabilistic Choice Among Products’19. Allan D. Shocker and V. Srinivasan (1974), ‘A Consumer-Based Methodology for the Identification of New Product Ideas’20. S. Chan Choi, Waynes S. DeSarbo and Patrick T. Harker (1990), ‘Product Positioning Under Price Competition’