6 Jerry Hausman and Ephraim Leibtag, “Consumer Benefits from Increased Competition in Shopping Outlets: Measuring the Effect of Wal-Mart,” Journal of Applied Econometrics , 2007; Richard J. Volpe and Nathalie Lavoie, “The Effect of Wal-Mart Supercenters on Grocery Prices in New England,” Review of Agricultural Economics , 2008; Emek Basker and Michael Noel, “The Evolving Food Chain: Competitive Effects of Wal-Mart's Entry into the Supermarket Industry,” Journal of Economics & Management Strategy , 2009; James J. Csipak, Rohit Rampal, and Laurent Josien, “The Effect of a Wal-Mart Supercenter on Supermarket Food Prices: The Case of the City of Plattsburgh in Upstate New York,” Academy of Marketing Studies Journal , 2014; PJ Glandon and Matthew Jaremski, “Sales and Firm Entry: The Case of Wal-Mart,” Southern Economic Journal , 2014.