This paper identifies patterns of cross-sectional and temporal price dispersion-in the Spanish online grocery retail market-and evaluates the extent to which search costs and chain heterogeneity explain such dispersion. We build a data set comprising 836,074 prices for the most popular grocery...

This article examines how the consumer's search cost and filtering on a retail platform affect the platform, the third-party sellers, and the consumers. We show that, given the platform's percentage referral fee, a lower search cost can either increase or lower the platform's profit. By...

Price comparison websites, where consumers can compare prices at a search cost that is close to zero, have become increasingly common around the world. Using daily information on prices, click-throughs, and the number of retailers for a sample of consumer electronics and durable goods over a...

Online price comparison agents (shopbots) allow consumers to instantaneously receive price and other information from many online retailers. Online consumer clickstream data from ComScore Inc. demonstrate that consumers are increasingly using shopbots to conduct search. This phenomenon raises...