This study examines the evolution of prices in markets with Internet price-comparison search engines. The empirical study analyzes laboratory data of prices available to informed consumers, for two industry sizes and two conditions on the sample (complete and incomplete). Distributions are...

Abstract We analyze the impact on consumer prices of some information characteristics of price-comparison search platforms. An equilibrium model where vendors compete in prices and consumers do not observe prices, but can obtain price information through a search platform, is developed. The...

We show that it is not possible to extend Arora (1996) reduced form test for the existence of complementarity to evaluate the relationship between a couple of dichotomous strategies as it leads to an incoherent simultaneous discrete response model.