Informationstechnologien erlauben Firmen immer mehr persönliche Daten über ihre Kunden zu sammeln. Mit diesen Daten werden Kundenprofile erstellt über Vorlieben für bestimmte Marken, Zahlungsbereitschaft oder Wechselbereitschaft bei Preiserhöhungen. Zudem kommt es immer häufiger vor, dass...

We consider competing mobile marketers that complement geo-targeting with behavior-based pricing and send personalized offers to customers. Firms observe consumers’ locations and can infer their (heterogeneous) responsiveness to discounts from purchase histories. The overall profit effect of...

This paper analyses the impact of transparency regulations on Super 95 and Diesel prices in Austria, France, and Germany to shed new light on the price effects of regulatory policies. To identify the effects of regulation, we use publicly available data from January 2005 to the end of December...

We study a two-period model of a duopoly with goods differentiated by quality. The periods’ length corresponds to the goods’ useful lifespan, and consumers are heterogeneous in their valuation of quality. In the second period, the regulator fixes a minimum quality standard based either on...

Companies with market power occasionally engage in intentional quality reduction of a portion of their output as a means of offering two qualities of goods for the purpose of price discrimination, even absent a cost saving. This paper provides an exact characterization in terms of marginal...

Der aktuelle Rechtsstreit zwischen Ritter Sport und der Stiftung Warentest beschädigt beide Parteien. Verliert das Testsiegel an Glaubwürdigkeit, wird es für Produzenten qualitativ hochwertiger Waren schwieriger, ihren Reservationspreis durchzusetzen. Das kann langfristig zu einer...

Compatibility of network products is an important issue in markets for communication technology as well as hard- and software products. Empirical findings suggest that firms competing in these markets typically choose intermediate degrees of product compatibility. We present a strategic...

In this paper, we study the relationship between reconciliations in the Colombian electricity market and the bid prices by firms on the spot market. In this work,we propose a model of behavior of the firm to elaborate theoretical predictions about the relationship between the reconciliations and...

The standard approach to nominal illusion in Economics sees it as a transitory phenomenon, as economic agents eventually see through the nominal veil, making the right choices. Recent empirical studies suggest that money illusion may persist, distorting real prices in a variety of economic...

We study consumer surplus in a single market when (a) there is a lower bound in the consumption of the outside good and (b) the weights in the social welfare function given to consumers and firms are different. We assume quasilinear utility. When the lower bound constraint on the consumption of...