Recent progress in information technologies provides sellers with detailed knowledge about consumers' preferences, approaching perfect price discrimination in the limit.We construct a model where consumers with less strategic sophistication than the seller's pricing algorithm face a trade-off...

In Internet auctions bidders frequently bid in one of three ways: either only early, or late, or they revise their early bids. This paper rationalizes all three bidding patterns within a single equilibrium. We consider a model of a dynamic auction in which bidders can search for outside prices...

ACUEIL is a research project that studied user behaviour when searching bibliographical records online using two distinct methodologies. A quantitative analysis analysed OPAC (Online Public Access Catalog) log files that gave evidence for the use of different functionalities. A qualitative...

This paper in German analyzes policy requirements with respect to the accessibility of company data in Germany. Presently, a uniform disclosure system does not exist in Germany. Instead, company data are subject to registration at systems that are organized and administered by the local courts...

This paper examines price elasticities on a price comparison website and if there is a discontinuity in demand for retailers having the lowest price, or products having the highest consumer rating. Previous research is extended upon, with a larger, more recent, and more varied dataset, with...

In this paper, we describe how socio-economic background and political leaning are related to how U.S. residents look for information on COVID-19. Using representative survey data from 2,280 U.S. internet users, collected in fall 2020, we examine how factors, such as age, gender, race, income,...

This paper studies the role of observational learning in search markets where buyers do not take the list price as a take-it-or-leave-it offer. Using a unique data from the Beijing housing market, we estimate a structural model in which buyers infer a seller’s reservation value from the...

In "Marketing Information: A Competitive Analysis,'' Sarvary and Parker (1997) (S&P) [Marketing Science, 16(1): 24-38] argue that in part of the parameter space that they considered, a reduction in the price of one information product can lead to an increase in demand for another information...

We study the dynamic information design problem of a firm seeking to influence consumer checking behavior by designing push notifications. Firm payoffs are increasing in the frequency of consumer checking. The consumer is uncertain about the arrival of information as well as its valuation. In...

Modern-day search platforms generally have two layers of information presentation. The outer layer displays the collection of search results with attributes selected by platforms, and consumers click on a product to reveal all its attributes in the inner layer. The information revealed in the...