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Inequality, market power, and product diversity

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  • Foellmi, Reto
  • Zweimuller, Josef

Abstract

We analyze a macroeconomic model of monopolistic competition in which consumers earn unequal incomes. When preferences are non-homothetic, the distribution of income affects equilibrium mark-ups and equilibrium product diversity.
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Suggested Citation

  • Foellmi, Reto & Zweimuller, Josef, 2004. "Inequality, market power, and product diversity," Economics Letters, Elsevier, vol. 82(1), pages 139-145, January.
    • Handle: RePEc:eee:ecolet:v:82:y:2004:i:1:p:139-145
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    References listed on IDEAS

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    1. Kevin M. Murphy & Andrei Shleifer & Robert Vishny, 1989. "Income Distribution, Market Size, and Industrialization," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 104(3), pages 537-564.
    2. Saint-Paul, Gilles, 2001. "Distribution and Growth in an Economy with Limited Needs," IZA Discussion Papers 273, Institute of Labor Economics (IZA).
    3. Bertola, Giuseppe, 2000. "Macroeconomics of distribution and growth," Handbook of Income Distribution, in: A.B. Atkinson & F. Bourguignon (ed.), Handbook of Income Distribution, edition 1, volume 1, chapter 9, pages 477-540, Elsevier.
    4. 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.
    5. Zweimuller, Josef, 2000. "Schumpeterian Entrepreneurs Meet Engel's Law: The Impact of Inequality on Innovation-Driven Growth," Journal of Economic Growth, Springer, vol. 5(2), pages 185-206, June.
    6. Giuseppe Bertola & Reto Foellmi & Josef Zweimüller, 2005. "Income Distribution in Macroeconomic Models," Economics Books, Princeton University Press, edition 1, number 8058.
    7. Falkinger, Josef, 1994. "An Engelian model of growth and innovation with hierarchic consumer demand and unequal incomes," Ricerche Economiche, Elsevier, vol. 48(2), pages 123-139, June.
    8. Deaton,Angus & Muellbauer,John, 1980. "Economics and Consumer Behavior," Cambridge Books, Cambridge University Press, number 9780521296762, Enero-Abr.
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    More about this item

    JEL classification:

    • D30 - Microeconomics - - Distribution - - - General
    • D42 - Microeconomics - - Market Structure, Pricing, and Design - - - Monopoly
    • E25 - Macroeconomics and Monetary Economics - - Consumption, Saving, Production, Employment, and Investment - - - Aggregate Factor Income Distribution

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