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Search and Competition Under Product Quality Uncertainty

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  • Chen, Yongmin

Abstract

I review models of consumer search and competition when product quality is uncertain and differs across firms. Although firms are vertically---and possibly also horizontally---differentiated, an appropriate symmetric price equilibrium with optimal consumer search can be neatly characterized. I propose a "random-quality" framework that unifies these models and discuss their insights on the operation of consumer search markets, focusing on (i) online advertising and search through platforms, (ii) the welfare effects of entry in search markets, and (iii) the role of quality observability under search frictions. I suggest directions for further research on these and related topics.

Suggested Citation

  • Chen, Yongmin, 2023. "Search and Competition Under Product Quality Uncertainty," MPRA Paper 116609, University Library of Munich, Germany.
  • Handle: RePEc:pra:mprapa:116609
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    References listed on IDEAS

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    More about this item

    Keywords

    consumer search; search cost; competition; product quality; firm quality; platform; entry; inspection goods; experience goods; quality observability.;
    All these keywords.

    JEL classification:

    • D8 - Microeconomics - - Information, Knowledge, and Uncertainty
    • L1 - Industrial Organization - - Market Structure, Firm Strategy, and Market Performance

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