Edited by Jean J. Gabszewicz and Jacques-François Thisse, Professors of Economics, Catholic University of Louvain, Belgium

• Contents:Acknowledgements • IntroductionPart I:Industry Size: Quantity and Price Competition1. Augustin Cournot (1960), ‘Of the Competition of Producers’2. M. McManus (1962), ‘Numbers and Size in Cournot Oligopoly’3. Charles R. Frank, Jr. (1965), ‘Entry in a Cournot Market’4. William Novshek (1980), ‘Cournot Equilibrium with Free Entry’5. F.Y. Edgeworth (1925), ‘The Pure Theory of Monopoly’6. Eric Maskin and Jean Tirole (1988), ‘A Theory of Dynamic Oligopoly, II: Price Competition, Kinked Demand Curves, and Edgeworth Cycles’7. David M. Kreps and José A. Scheinkman (1983), ‘Quantity precommitment and Bertrand competition yield Cournot outcomes’8. Jean-Pascal Benassy (1986), ‘On the Existence of Bertrand-Edgeworth Equilibria with Differentiated Commodities’9. D.K. Osborne (1976), ‘Cartel Problems’10. James W. Friedman (1971), ‘A Non-cooperative Equilibrium for Supergames’11. George J. Stigler (1964), ‘A Theory of Oligopoly’12. Jesse W. Markham (1951), ‘The Nature and Significance of Price Leadership’Part II:Entry Barriers13. Joe S. Bain (1956/1965), ‘The Importance of the Condition of Entry’14. William J. Baumol (1982), ‘Contestable Markets: An Uprising in the Theory of Industry Structure’15. Franco Modigliani (1958), ‘New Developments on the Oligopoly Front’16. Darius W. Gaskins, Jr. (1971), ‘Dynamic Limit Pricing: Optimal Pricing under Threat of Entry’17. J.W. Friedman (1979), ‘On Entry Preventing Behavior and Limit Price Models of Entry’18. Avinash Dixit (1980), ‘The Role of Investment in Entry-Deterrence’19. B. Curtis Eaton and Richard G. Lipsey (1980), ‘Exit barriers are entry barriers: the durability of capital as a barrier to entry’20. Drew Fudenberg and Jean Tirole (1984), ‘The Fat-Cat Effect, The Puppy-Dog Ploy, and the Lean and Hungry Look’21. Edward C. Prescott and Michael Visscher (1977), ‘Sequential location among firms with foresight’Part III:Product Differentation22. Edward H. Chamberlin (1953), ‘The product as an economic variable’23. E.H. Chamberlin (1933), ‘Group Equilibrium’24. Avinash K. Dixit and Joseph E. Stiglitz (1977), ‘Monopolistic Competition and Optimal Product Diversity’25. Nicholas Kaldor (1935), ‘Market Imperfection and Excess Capacity’26. Martin J. Beckmann (1972), ‘Spatial Cournot Oligopoly’27. Harold Hotelling (1929), ‘Stability in Competition’28. A. de Palma, V. Ginsburgh, Y.Y. Papageorgiou, and J.-F. Thisse (1985), ‘The Principle of Minimum Differentiation Holds under Sufficient Heterogeneity’29. J. Jaskold Gabszewicz and J.-F. Thisse (1980), ‘Entry (and Exit) in a Differentiated Industry’30. Avner Shaked and John Sutton (1983), ‘Natural Oligopolies’Part IV:Incomplete Information31. Peter A. Diamond (1971), ‘A Model of Price Adjustment’32. Steven Salop and Joseph Stiglitz (1977), ‘Bargains and Ripoffs: A Model of Monopolistically Competitive Price Dispersion’33. Edward J. Green and Robert H. Porter (1984), ‘Noncooperative Collusion under Imperfect Price Information’34. Reinhard Selten (1978), ‘The Chain Store Paradox’35. David M. Kreps and Robert Wilson (1982), ‘Reputation and Imperfect Information’36. Paul Milgrom and John Roberts (1982), ‘Limit Pricing and Entry under Incomplete Information: An Equilibrium Analysis’37. Jean-Pierre Ponssard (1979), ‘The Strategic Role of Information on the Demand Function in an Oligopolistic Market’38. Xavier Vives (1984), ‘Duopoly Information Equilibrium: Cournot and Bertrand’Part V:General Equilibrium with Imperfect Competition39. Benyamin Shitovitz (1973), ‘Oligopoly in Markets with a Continuum of Traders’40. Jean Jaskold Gabszewicz and Jean-François Mertens (1971), ‘An Equivalence Theorem for the Core of an Economy whose Atoms are not “too” big’41. Takashi Negishi (1961), ‘Monopolistic Competition and General Equilibrium’42. Jean Jaskold Gabszewicz and Jean-Philippe Vial (1972), ‘Oligopoly “A la Cournot” in a General Equilibrium Analysis’43. Jean-Pascal Benassy (1988), ‘The Objective Demand Curve in General Equilibrium with Price Makers’44. Oliver D. Hart (1979), ‘Monopolistic Competition in a Large Economy with Differentiated Commodities’Name Index

Edited by Jean J. Gabszewicz and Jacques-François Thisse, Professors of Economics, Catholic University of Louvain, Belgium

• Contents:Acknowledgements • IntroductionPart I:Industry Size: Quantity and Price Competition1. Augustin Cournot (1960), ‘Of the Competition of Producers’2. M. McManus (1962), ‘Numbers and Size in Cournot Oligopoly’3. Charles R. Frank, Jr. (1965), ‘Entry in a Cournot Market’4. William Novshek (1980), ‘Cournot Equilibrium with Free Entry’5. F.Y. Edgeworth (1925), ‘The Pure Theory of Monopoly’6. Eric Maskin and Jean Tirole (1988), ‘A Theory of Dynamic Oligopoly, II: Price Competition, Kinked Demand Curves, and Edgeworth Cycles’7. David M. Kreps and José A. Scheinkman (1983), ‘Quantity precommitment and Bertrand competition yield Cournot outcomes’8. Jean-Pascal Benassy (1986), ‘On the Existence of Bertrand-Edgeworth Equilibria with Differentiated Commodities’9. D.K. Osborne (1976), ‘Cartel Problems’10. James W. Friedman (1971), ‘A Non-cooperative Equilibrium for Supergames’11. George J. Stigler (1964), ‘A Theory of Oligopoly’12. Jesse W. Markham (1951), ‘The Nature and Significance of Price Leadership’Part II:Entry Barriers13. Joe S. Bain (1956/1965), ‘The Importance of the Condition of Entry’14. William J. Baumol (1982), ‘Contestable Markets: An Uprising in the Theory of Industry Structure’15. Franco Modigliani (1958), ‘New Developments on the Oligopoly Front’16. Darius W. Gaskins, Jr. (1971), ‘Dynamic Limit Pricing: Optimal Pricing under Threat of Entry’17. J.W. Friedman (1979), ‘On Entry Preventing Behavior and Limit Price Models of Entry’18. Avinash Dixit (1980), ‘The Role of Investment in Entry-Deterrence’19. B. Curtis Eaton and Richard G. Lipsey (1980), ‘Exit barriers are entry barriers: the durability of capital as a barrier to entry’20. Drew Fudenberg and Jean Tirole (1984), ‘The Fat-Cat Effect, The Puppy-Dog Ploy, and the Lean and Hungry Look’21. Edward C. Prescott and Michael Visscher (1977), ‘Sequential location among firms with foresight’Part III:Product Differentation22. Edward H. Chamberlin (1953), ‘The product as an economic variable’23. E.H. Chamberlin (1933), ‘Group Equilibrium’24. Avinash K. Dixit and Joseph E. Stiglitz (1977), ‘Monopolistic Competition and Optimal Product Diversity’25. Nicholas Kaldor (1935), ‘Market Imperfection and Excess Capacity’26. Martin J. Beckmann (1972), ‘Spatial Cournot Oligopoly’27. Harold Hotelling (1929), ‘Stability in Competition’28. A. de Palma, V. Ginsburgh, Y.Y. Papageorgiou, and J.-F. Thisse (1985), ‘The Principle of Minimum Differentiation Holds under Sufficient Heterogeneity’29. J. Jaskold Gabszewicz and J.-F. Thisse (1980), ‘Entry (and Exit) in a Differentiated Industry’30. Avner Shaked and John Sutton (1983), ‘Natural Oligopolies’Part IV:Incomplete Information31. Peter A. Diamond (1971), ‘A Model of Price Adjustment’32. Steven Salop and Joseph Stiglitz (1977), ‘Bargains and Ripoffs: A Model of Monopolistically Competitive Price Dispersion’33. Edward J. Green and Robert H. Porter (1984), ‘Noncooperative Collusion under Imperfect Price Information’34. Reinhard Selten (1978), ‘The Chain Store Paradox’35. David M. Kreps and Robert Wilson (1982), ‘Reputation and Imperfect Information’36. Paul Milgrom and John Roberts (1982), ‘Limit Pricing and Entry under Incomplete Information: An Equilibrium Analysis’37. Jean-Pierre Ponssard (1979), ‘The Strategic Role of Information on the Demand Function in an Oligopolistic Market’38. Xavier Vives (1984), ‘Duopoly Information Equilibrium: Cournot and Bertrand’Part V:General Equilibrium with Imperfect Competition39. Benyamin Shitovitz (1973), ‘Oligopoly in Markets with a Continuum of Traders’40. Jean Jaskold Gabszewicz and Jean-François Mertens (1971), ‘An Equivalence Theorem for the Core of an Economy whose Atoms are not “too” big’41. Takashi Negishi (1961), ‘Monopolistic Competition and General Equilibrium’42. Jean Jaskold Gabszewicz and Jean-Philippe Vial (1972), ‘Oligopoly “A la Cournot” in a General Equilibrium Analysis’43. Jean-Pascal Benassy (1988), ‘The Objective Demand Curve in General Equilibrium with Price Makers’44. Oliver D. Hart (1979), ‘Monopolistic Competition in a Large Economy with Differentiated Commodities’Name Index

Edited by Jean J. Gabszewicz and Jacques-François Thisse, Professors of Economics, Catholic University of Louvain, Belgium

• Contents:Acknowledgements • IntroductionPart I:Industry Size: Quantity and Price Competition1. Augustin Cournot (1960), ‘Of the Competition of Producers’2. M. McManus (1962), ‘Numbers and Size in Cournot Oligopoly’3. Charles R. Frank, Jr. (1965), ‘Entry in a Cournot Market’4. William Novshek (1980), ‘Cournot Equilibrium with Free Entry’5. F.Y. Edgeworth (1925), ‘The Pure Theory of Monopoly’6. Eric Maskin and Jean Tirole (1988), ‘A Theory of Dynamic Oligopoly, II: Price Competition, Kinked Demand Curves, and Edgeworth Cycles’7. David M. Kreps and José A. Scheinkman (1983), ‘Quantity precommitment and Bertrand competition yield Cournot outcomes’8. Jean-Pascal Benassy (1986), ‘On the Existence of Bertrand-Edgeworth Equilibria with Differentiated Commodities’9. D.K. Osborne (1976), ‘Cartel Problems’10. James W. Friedman (1971), ‘A Non-cooperative Equilibrium for Supergames’11. George J. Stigler (1964), ‘A Theory of Oligopoly’12. Jesse W. Markham (1951), ‘The Nature and Significance of Price Leadership’Part II:Entry Barriers13. Joe S. Bain (1956/1965), ‘The Importance of the Condition of Entry’14. William J. Baumol (1982), ‘Contestable Markets: An Uprising in the Theory of Industry Structure’15. Franco Modigliani (1958), ‘New Developments on the Oligopoly Front’16. Darius W. Gaskins, Jr. (1971), ‘Dynamic Limit Pricing: Optimal Pricing under Threat of Entry’17. J.W. Friedman (1979), ‘On Entry Preventing Behavior and Limit Price Models of Entry’18. Avinash Dixit (1980), ‘The Role of Investment in Entry-Deterrence’19. B. Curtis Eaton and Richard G. Lipsey (1980), ‘Exit barriers are entry barriers: the durability of capital as a barrier to entry’20. Drew Fudenberg and Jean Tirole (1984), ‘The Fat-Cat Effect, The Puppy-Dog Ploy, and the Lean and Hungry Look’21. Edward C. Prescott and Michael Visscher (1977), ‘Sequential location among firms with foresight’Part III:Product Differentation22. Edward H. Chamberlin (1953), ‘The product as an economic variable’23. E.H. Chamberlin (1933), ‘Group Equilibrium’24. Avinash K. Dixit and Joseph E. Stiglitz (1977), ‘Monopolistic Competition and Optimal Product Diversity’25. Nicholas Kaldor (1935), ‘Market Imperfection and Excess Capacity’26. Martin J. Beckmann (1972), ‘Spatial Cournot Oligopoly’27. Harold Hotelling (1929), ‘Stability in Competition’28. A. de Palma, V. Ginsburgh, Y.Y. Papageorgiou, and J.-F. Thisse (1985), ‘The Principle of Minimum Differentiation Holds under Sufficient Heterogeneity’29. J. Jaskold Gabszewicz and J.-F. Thisse (1980), ‘Entry (and Exit) in a Differentiated Industry’30. Avner Shaked and John Sutton (1983), ‘Natural Oligopolies’Part IV:Incomplete Information31. Peter A. Diamond (1971), ‘A Model of Price Adjustment’32. Steven Salop and Joseph Stiglitz (1977), ‘Bargains and Ripoffs: A Model of Monopolistically Competitive Price Dispersion’33. Edward J. Green and Robert H. Porter (1984), ‘Noncooperative Collusion under Imperfect Price Information’34. Reinhard Selten (1978), ‘The Chain Store Paradox’35. David M. Kreps and Robert Wilson (1982), ‘Reputation and Imperfect Information’36. Paul Milgrom and John Roberts (1982), ‘Limit Pricing and Entry under Incomplete Information: An Equilibrium Analysis’37. Jean-Pierre Ponssard (1979), ‘The Strategic Role of Information on the Demand Function in an Oligopolistic Market’38. Xavier Vives (1984), ‘Duopoly Information Equilibrium: Cournot and Bertrand’Part V:General Equilibrium with Imperfect Competition39. Benyamin Shitovitz (1973), ‘Oligopoly in Markets with a Continuum of Traders’40. Jean Jaskold Gabszewicz and Jean-François Mertens (1971), ‘An Equivalence Theorem for the Core of an Economy whose Atoms are not “too” big’41. Takashi Negishi (1961), ‘Monopolistic Competition and General Equilibrium’42. Jean Jaskold Gabszewicz and Jean-Philippe Vial (1972), ‘Oligopoly “A la Cournot” in a General Equilibrium Analysis’43. Jean-Pascal Benassy (1988), ‘The Objective Demand Curve in General Equilibrium with Price Makers’44. Oliver D. Hart (1979), ‘Monopolistic Competition in a Large Economy with Differentiated Commodities’Name Index