Competing with Costco and Sam's Club: Warehouse Club Entry and Grocery Prices
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Prior research shows grocery stores reduce prices to compete with Walmart Supercenters. This study finds evidence that the competitive effects of two other big box retailers - Costco and Walmart-owned Sam's Club - are quite different. Using city-level panel grocery price data matched with a unique
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美国国家经济研究局创建时间：
2011-07-01
