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Review of Economic Studies Vol. 61 No. 1 1994

Monopolistic Competition with Endogenous Specialization

M. L. Weitzman

Harvard University Press

Abstract

In the model of monopolistic competition on the circle, a product is identified by a single locational characteristic representing its brand or variety. The ability of a variety to compete with other varieties a given distance away (its specialization as quantified by transportation losses) is exogenously given in the standard model. Here, specialization is a choice variable selected by the firm. An equilibrium is derived, where the degree of specialization is endogenously determined. The effect of endogenizing specialization makes the Hotelling-Lancaster-Chamberlin model of monopolistic competition isomorphic to the Dixit-Stiglitz-Ethier formulation, without sacrificing the appealing concept of product 'distance.'

DOI
10.2307/2297876
Volume
61
Issue
1
Pages
45-56
Language
en
Sources
bibtex:phds-export.bib crossref openalex

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