We present a general Cournot model in which each ¯rm may sell multiplequality-di®erentiated products. We use an upgrades approach, working not with theactual products, but instead with upgrades from one quality to the next. The prop-erties of single-product Cournot models carry over to the...

Premiumautomobilmarken wie Alfa Romeo, Audi, BMW, Jaguar, Mercedes-Benz oder Volvo sind seit den Sechziger Jahren sehr aktiv bei der Einführung neuer Produktlinien. Insbesodere in den letzten Jahren sind immer häufiger Eintritte in kleinere Segmente zu verzeichnen (Beispiele: Mercedes-Benz...

Einführung in die Problemstellung – Limited Editions aus Unternehmens- und Konsumentenperspektive -- Einordnung des Untersuchungsgegenstandes – Limited Editions als markenstrategische Wachstumsoption -- Theoretischer Rahmen – Verhaltenswissenschaftliche Zugänge zur Erklärung der Wirkung...

We propose a framework for analyzing transformations of demand. Such transformations frequently stem from changes in the dispersion of consumers` valuations, which lead to rotations of the demand curve. In a wide variety of settings, profits are a U-shaped function of dispersion. A high level of...

This paper analyses how competition over rebates for customer loyalty across product lines affects firms` pricing and consumers generally. If buyers incur firm specific costs or have shop specific tastes then competitive loyalty discounts lower consumer surplus overall and raise profits - the...

Firms selling multiple quality-differentiated products frequently alter theirproduct lines when a competitor enters the market. We present a model of multiproductmonopoly and duopoly using a general “upgrades” approach that yields a powerfulanalytical framework. We provide a simple...