This paper models strategic interactions between a product supplier, a provider of information about product quality, and end users, in the context of road transportation. Using a game-theoretical analysis of suppliers' pricing strategies, we assess the social welfare effects of traffic...

This paper models strategic interactions between a product supplier, a provider of information about product quality, and end users, in the context of road transportation. Using a game-theoretical analysis of suppliers' pricing strategies, we assess the social welfare effects of traffic...

This paper examines how information provided by online reviews influences firms’ pricing strategy for repeat purchase products. It is commonly understood that online reviews can reduce consumer uncertainty about product characteristics and, therefore, have the potential to increase product...

This essay considers the role of reputational information in our marketplace. It explains how well-functioning marketplaces depend on the vibrant flow of accurate reputational information, and how misdirected regulation of reputational information could harm marketplace mechanisms. It then...

This paper extends a canonical, game-theoretic framework to examine the relationship between product differentiation and relaxed competition. In its theory, firms compete over an infinite-horizon and discount the future so that relaxed competition is feasible in equilibrium. However, firms face...

In some industries, firms reveal forthcoming improved products through (credible) announcements. In other industries, future product improvements are not announced. In a durable goods market where sellers have private information about their future products, but do not announce those products,...

Unfavorable news are often delivered under the disguise of vagueness. But are people sufficiently naive to be fooled by such positive spin? We use a theoretical model and a laboratory experiment to study the strategic use of vagueness in a voluntary disclosure game. Consider a sender who aims at...

Hotellings berühmtes "Prinzip der minimalen Differenzierung" behauptet, dass zwei Firmen, die sich miteinander in räumlichem Wettbewerb befinden, dieselbe Position wählen. Wenn man räumlichen Wettbewerb als Modellierung von Produktdifferenzierung versteht, bedeutet dieses, dass die Firmen...

Hotelling’s famous ‘Principle of Minimum Differentiation’ suggests that two firms engaging in spatial competition will decide to locate at the same place. Interpreting spatial competition as modeling product differentiation, firms will thus offer products that are not differentiated and...

In the market where inattentive buyers can fail to notice some feasible choices, the key role of marketing is to make buyers aware of products. However, the effective marketing strategy is often subtle since marketing tactics can make buyers cautious. This paper provides a framework to analyze...