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Quarterly Journal of Economics Vol. 134 No. 4 2019

Uniform Pricing in U.S. Retail Chains*

Stefano DellaVigna1; Matthew Gentzkow2

1 University of California, Berkeley, and National Bureau of Economic Research · 2 Stanford University and National Bureau of Economic Research

Abstract

We show that most U.S. food, drugstore, and mass-merchandise chains charge nearly uniform prices across stores, despite wide variation in consumer demographics and competition. Demand estimates reveal substantial within-chain variation in price elasticities and suggest that the median chain sacrifices $16 million of annual profit relative to a benchmark of optimal prices. In contrast, differences in average prices between chains are broadly consistent with the optimal benchmark. We discuss a range of explanations for nearly uniform pricing, highlighting managerial inertia and brand image concerns as mechanisms frequently mentioned by industry participants. Relative to our optimal benchmark, uniform pricing may significantly increase the prices paid by poorer households relative to the rich, dampen the response of prices to local economic shocks, alter the analysis of mergers in antitrust, and shift the incidence of intranational trade costs.

DOI
10.1093/qje/qjz019
Volume
134
Issue
4
Pages
2011-2084
Language
en
Sources
openalex crossref bibtex:phds-export.bib

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