Market competition, social welfare in an entry-constrained differentiated-good oligopoly

Winston Koh

Economics Letters, 2008, vol. 100, issue 2, 229-233

Abstract: This paper studies a differentiated-good oligopoly where the socially optimal number of firms (varieties) may be smaller or greater than under the free-entry equilibrium. We show that, under certain conditions, social welfare may be higher when entry is restricted into the industry.

Date: 2008
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Citations: View citations in EconPapers (4)

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Persistent link: https://EconPapers.repec.org/RePEc:eee:ecolet:v:100:y:2008:i:2:p:229-233

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