Consumers often benefit from increased competition in differentiated product settings. In this paper we consider consumer benefits from increased competition in a differentiated product setting: the spread of non-traditional retail outlets. In this paper we estimate consumer benefits from...

Non-traditional retail outlets, including supercenters, warehouse club stores, and mass merchandisers, have nearly doubled their share of consumer food-at-home expenditures in the U.S. from 1998 to 2003. Wal-Mart supercenters have had the biggest impact on food retailing as they compete most...

Consumers often benefit from increased competition in differentiated product settings. In previous research Hausman (1997a, 1997b, 1999, 2002) has estimated the increased consumer welfare from the introduction of new brand, e.g. Apple Cinnamon Cheerios, and new products, e.g. mobile telephones....