We propose a framework for analyzing spatial competition between retailers of different formats. Our approach yields … construct ad hoc price indices. Using data from the supermarket industry, we evaluate two representative mergers. Contrary to … conventional wisdom, we find substantial cross-format competition between supercenters, club stores, and traditional grocers. Our …

before the merger. While the low-variety target's stores reduced the depth of their assortment when in direct competition … chains’ response to changes in local competition. …

find that small grocery stores provide no grocery price competition for supermarkets. However, branded grocery prices are ….S. metropolitan areas. The regression model incorporates a large number of population, retail-cost, and retail competition factors and … separate prices by type of grocery item. We find that the concentration-price relationship is sensitive to item type: Positive …