Despite considerable debate as to Wal-Mart’s impact on retail workers, to date there has been little structural analysis on the topic. This paper measures and tests for Wal-Mart’s monopsony power in local labor markets using a dominant-firm model and data on contiguous U.S. counties where...

This article uses a discrete choice, random coefficients logit model for analyzing consumer behavior and retail price competition in the Boston fluid milk market. The problems of product dimensionality and consumer heterogeneity implied by imperfect substitution in markets with differentiated...

Although obesity is already the leading public health crisis in the U.S., with an estimated social cost of approximately $120 billion a year and growing (Rowley, 2004), obesity incidence continues to increase at an alarming rate (Kuhn, 2002). The main culprits are the increase in the consumption...

This article examines the impact of Wal-Mart Supercenters’ entry on incumbents’ pricing behavior and demand. Using a structural model and milk data from the Dallas/Fort Worth supermarket chains, empirical results show that an expansion of Supercenters caused incumbents to price milk...

This article investigates the competition effects of supermarket food and non-food services using fluid milk as a case study. A simultaneous equation model for services and price competition is estimated with scanner data from 16 supermarket chains operating in six U.S. cities. Empirical results...