The Surveys of Consumers has been conducted by the Survey Research Center at the University of Michigan since 1946. Each month, 500 individuals are randomly selected from the contiguous United States (48 states plus the District of Columbia) to participate in the Surveys of Consumers. The...

We compare the advertising intensity and content of programming in a market withcompeting media platforms. With pay-tv, media platforms have two sources of revenues,advertising revenues and revenues from viewers. With free-to-air, media platformsreceive all revenues from advertising. We show...

Component commonality - the use of the same version of a component across multiple products - is being increasingly considered as a promising way to offer high external variety while retaining low internal variety in operations. However, increasing commonality has both positive and negative cost...

Der vorliegende Projektbericht entstand im Rahmen des vom Bundesministerium fürBildung und Forschung (BMBF) geförderten Projekts „Transolve (Transformation vonProduzent und Händler zum Solution-Anbieter)“. Das grundlegende Ziel des VorhabensTRANSOLVE ist die Erarbeitung eines Konzeptes...

This article deals with the impact of intermediaries on insurance market transparancy and performance. In a market exhibiting product diferentiation and coexistence of of perfectly and imperfectly informed consumers, competition among insurers leads to non-existence of a pure-strategy market...

Die Integration der Volkswirtschaften führt neben anderen Effekten auch zu einer Zunahme dergehandelten Produktvielfalt. Seit den theoretischen Modellen von Nobelpreisträger Paul Krugman1beschäftigt sich die Handelstheorie mit der Frage, wie stark die Konsumenten von einerZunahme dieser...

We define a two-variant model of product differentiation which, depending on the number of consumersprefering one variant to the other, provides equilibrium prices reflecting the natural valuation of thesevariants by the market....

Armchair evidence shows that many industries are made of a few big commercial ormanufacturing firms, which are able to affect the market outcome, and of a myriad of smallfamily-run businesses with very few employees, each of which has a negligible impact on themarket. Examples can be found in...

The imposition of universal coverage and uniform pricing constraints, as part of the universalservice obligations, makes the universal service provider less aggressive in the price game when itcompetes with a firm that does not cover the whole set of markets (Valletti et al., 2002). In...

This paper analyses price competition under product differentiation when goods are defined ina two dimensional characteristic space, and consumers do not know which firm sells whichquality. Equilibrium prices consist of two additive terms, which balance consumers' relativevaluation of goods'...