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The Impact of Generic Competition on Brand Name Market Shares - Evidence from Micro Data

Author

Listed:
  • Aronsson, Thomas

    () (Department of Economics, Umeå University)

  • Bergman, Mats

    (Stockholm School of Economics)

  • Rudholm, Niklas

    () (Department of Economics, Umeå University)

Abstract

This paper analyses how market shares for brand name drugs are affected by generic competition. The analysis is based on micro data for twelve original drugs, wich are all subject to generic competition. For five of these drugs, we find that the price of the original relative to the average price of the generic substitutes significantly affects the market share of the original. In addition, the introduction of a so called

Suggested Citation

  • Aronsson, Thomas & Bergman, Mats & Rudholm, Niklas, 1998. "The Impact of Generic Competition on Brand Name Market Shares - Evidence from Micro Data," Umeå Economic Studies 462, Umeå University, Department of Economics.
  • Handle: RePEc:hhs:umnees:0462
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    References listed on IDEAS

    as
    1. Noren, Ronny, 1998. "Industrial Transformation in the Open Economy: A Multisectoral View," Journal of Policy Modeling, Elsevier, pages 111-117.
    2. Benjamin, Nancy, 1990. "Devaluations and credibility in structural adjustment policy," Journal of Policy Modeling, Elsevier, pages 659-669.
    3. Epstein, L. & Denny, M., 1980. "Endogenous capital utilization in a short-run production model : Theory and an empiral application," Journal of Econometrics, Elsevier, pages 189-207.
    4. Tengblad, Ake & Westerlund, Nana, 1976. "Capital Stock and Capital Consumption Estimates by Industries in the Swedish National Accounts," Review of Income and Wealth, International Association for Research in Income and Wealth, vol. 22(4), pages 331-344, December.
    Full references (including those not matched with items on IDEAS)

    More about this item

    Keywords

    Pharmeceutical industry; Patent expiration; micro data.;

    JEL classification:

    • I11 - Health, Education, and Welfare - - Health - - - Analysis of Health Care Markets
    • L65 - Industrial Organization - - Industry Studies: Manufacturing - - - Chemicals; Rubber; Drugs; Biotechnology; Plastics

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