Preface Table of Contents List of Figures List of Tables Lists of Symbols Introduction 1 1 The subject and objectives of the research 1 2 Refinement of concepts 4 3 The state of the art 9 4 The research outline 20 5 The methodology 23 Pt. I Oligopolistic Vertical Integration With Symmetric Objectives 27 Ch. 1 Vertical Integration in a Successive Duopoly with Fixed Proportions of Inputs 29 1 Introduction 29 2 A basic successive duopoly model 29 3 The analytical framework 31 4 Some preliminary results 49 5 Conclusions 58 Ch. 2 Vertical Integration in a Cournot Successive Oligopoly 59 1 Introduction 59 2 Horizontal market structure and generic vertical industrial structures 60 3 The degree of vertical integration and equilibria in mixed integration games 71 4 Profit incentives and endogeneity of vertical industrial structure 87 5 Conclusions 98 Ch. 3 Vertical Integration in a Differentiated Duopoly 101 1 A model of successive Cournot duopoly with product differentiation 101 2 Equilibrium analysis 103 3 Product differentiation and equilibrium vertical structure 109 4 Conclusions 117 Ch. 4 Vertical Integration in a Successive Oligopoly with Variable Proportions of Intermediate Inputs 119 1 Introduction 119 2 A basic framework 120 3 Equilibrium analysis 122 4 Pre-integration vertical structure and the consequence of vertical integration 132 5 Conclusions 137 Appendix 4.1. Derivation of the derived demand elasticity in the supply contracts game 140 Pt. II Oligopolistic Vertical Integration With Asymmetric Objectives 143 Ch. 5 Vertical Integration in a Successive Oligopoly with Asymmetric Objectives 145 1 Introduction 145 2 A model of mixed successive oligopoly 146 3 Equilibrium analysis 153 4 Major findings 184 5 Conclusions 206 General Conclusions 209 References 215 Index 225