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Measuring product diversity

Author

Listed:
  • Gans, Joshua S.
  • Hill, Robert J.

Abstract

The diversity of a set can be defined as a function of the bilateral distances between the elements of the set. We show how the bilateral distances between products can be presented by parameters in a utility function.
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Suggested Citation

  • Gans, Joshua S. & Hill, Robert J., 1997. "Measuring product diversity," Economics Letters, Elsevier, vol. 55(1), pages 145-150, August.
  • Handle: RePEc:eee:ecolet:v:55:y:1997:i:1:p:145-150
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    References listed on IDEAS

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    1. Martin L. Weitzman, 1994. "Monopolistic Competition with Endogenous Specialization," Review of Economic Studies, Oxford University Press, vol. 61(1), pages 45-56.
    2. Caplin, Andrew & Nalebuff, Barry, 1991. "Aggregation and Imperfect Competition: On the Existence of Equilibrium," Econometrica, Econometric Society, vol. 59(1), pages 25-59, January.
    3. Dixit, Avinash K & Stiglitz, Joseph E, 1977. "Monopolistic Competition and Optimum Product Diversity," American Economic Review, American Economic Association, vol. 67(3), pages 297-308, June.
    4. Sutton, John, 1996. "Technology and market structure," European Economic Review, Elsevier, vol. 40(3-5), pages 511-530, April.
    5. Anderson, Simon P. & de Palma, Andre & Thisse, Jacques-Francois, 1988. "The CES and the logit : Two related models of heterogeneity," Regional Science and Urban Economics, Elsevier, vol. 18(1), pages 155-164, February.
    6. Berry, Steven & Levinsohn, James & Pakes, Ariel, 1995. "Automobile Prices in Market Equilibrium," Econometrica, Econometric Society, vol. 63(4), pages 841-890, July.
    7. Martin L. Weitzman, 1992. "On Diversity," The Quarterly Journal of Economics, Oxford University Press, vol. 107(2), pages 363-405.
    8. Simon P. Anderson & André De Palma & Jacques-François Thisse, 1989. "Demand for Differentiated Products, Discrete Choice Models, and the Characteristics Approach," Review of Economic Studies, Oxford University Press, vol. 56(1), pages 21-35.
    9. Goldberg, Pinelopi Koujianou, 1995. "Product Differentiation and Oligopoly in International Markets: The Case of the U.S. Automobile Industry," Econometrica, Econometric Society, vol. 63(4), pages 891-951, July.
    10. Bresnahan, Timothy F., 1989. "Empirical studies of industries with market power," Handbook of Industrial Organization,in: R. Schmalensee & R. Willig (ed.), Handbook of Industrial Organization, edition 1, volume 2, chapter 17, pages 1011-1057 Elsevier.
    11. Weitzman, M.L., 1992. "Diversity Functions," Harvard Institute of Economic Research Working Papers 1610, Harvard - Institute of Economic Research.
    12. Romer, Paul M, 1987. "Growth Based on Increasing Returns Due to Specialization," American Economic Review, American Economic Association, vol. 77(2), pages 56-62, May.
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    Cited by:

    1. Bernhofen, Daniel M., 2001. "Measuring diversity in product space: the missing axiom," Economics Letters, Elsevier, vol. 70(1), pages 69-72, January.

    More about this item

    JEL classification:

    • L11 - Industrial Organization - - Market Structure, Firm Strategy, and Market Performance - - - Production, Pricing, and Market Structure; Size Distribution of Firms
    • L15 - Industrial Organization - - Market Structure, Firm Strategy, and Market Performance - - - Information and Product Quality

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