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Price normalization under imperfect competition

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Abstract

In general equilibrium models of imperfect competition the equilibria depend on how prices are normalized. This note shows that a price normalization preserves convexity properties if and only if prices are measured in terms of a fixed commodity bundle.

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References

  • Dierker H., Grodal, B.: Non-existence of Cournot–Walras equilibrium in a general equilibrium model with two oligopolists. In: Hildenbrand, W., Mas-Colell, A. (eds.) Contributions to Mathematical Economics, pp. 167–185. North-Holland Amsterdam, (1986)

  • Dierker E., Grodal B. (1995) Profit maximization mitigates competition. Econ. Theory 7, 139–160

    Article  Google Scholar 

  • Dierker E., Grodal B. (1999) The price normalization problem in imperfect competition and the objective of the firm. Econ. Theory 14, 257–284

    Article  Google Scholar 

  • Dierker E., Dierker H., Grodal B. (2001) Objectives of an imperfectly competitive firm: a surplus approach. In: Debreu G., Neuefeind W., Trockel W. (eds) Economic Essays. A Festschrift for Werner Hildenbrand. Springer, Berlin Heidelberg New York, pp. 59–83

    Google Scholar 

  • Gabszewicz J., Vial J.P. (1972) Oligopoly "à la Cournot" in a general equilibrium analysis. J. Econ. Theory 4, 381–400

    Article  Google Scholar 

  • Grodal B. (1996) Profit maximization and imperfect competition. In: Allen B. (eds) Economics in a Changing World: Proceedings of the Tenth World Congress of the International Economic Association, Moscow, vol. 2, Microeconomics. St. Martin’s Press, New York, pp. 3–22

    Google Scholar 

  • Haller H. (1986) Market power, objectives of the firm, and objectives of shareholders. J. Inst. Theor. Econ. 142, 716–726

    Google Scholar 

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Correspondence to Klaus Ritzberger.

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I am grateful to an anonymous referee for helpful comments, inspiring a simplification in the proof of the main result, and the argument in the Remark.

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Ritzberger, K. Price normalization under imperfect competition. Economic Theory 33, 365–368 (2007). https://doi.org/10.1007/s00199-006-0154-y

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  • DOI: https://doi.org/10.1007/s00199-006-0154-y

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