Existence and Uniqueness Results

  • Koji Okuguchi
  • Ferenc Szidarovszky
Part of the Lecture Notes in Economics and Mathematical Systems book series (LNE, volume 342)


In this chapter the existence of the Nash-Cournot equilibrium point in the multiproduct oligopoly game will be first investigated. Then on the basis of the general results special cases will examined. These include models with product differentiation and the classical Cournot model.


Equilibrium Point Equilibrium Problem Librium Point Price Function Nonlinear Complementarity Problem 
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Copyright information

© Springer-Verlag Berlin Heidelberg 1990

Authors and Affiliations

  • Koji Okuguchi
    • 1
  • Ferenc Szidarovszky
    • 2
  1. 1.Department of EconomicsTokyo Metropolitan UniversityMeguro-ku, TokyoJapan
  2. 2.Institute of Mathematics and Computer ScienceUniversity of EconomicsBudapestHungary

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