In this paper we present a history-friendly model of the changing vertical scope of computerfirms during the evolution of the computer and semiconductor industries. The model is“history friendly”, in that it attempts at replicating some basic, stylized qualitative features ofthe evolution of...

In the German automobile industry the vertical integration, as an indicator ofvalue added, is on average low. Beyond the argument of relative high labourcosts for manufacturing, several specific reasons for the level of vertical integration,linked to the flexibility of business administration...

Der vorliegende Beitrag zeigt, dass die Festlegung der Fertigungstiefein der Gegenstromplanung von Strategien kein stringentes Instrumentder Unternehmensführung ist. Die Top-Down und Bottom-Up Analyseüber die hierarchischen Ebenen der Unternehmens-, Wettbewerbs- undFunktionalstrategie liefert...

In this paper, we present a model of endogenous vertical integration and horizontal differentiation. Thereexists two output brands and two versions of the input. The only mean for output differentiation is the inputversion used in output production. Firms may choose to vertically integrate to...

In this paper, we propose an example of successive oligopolies where the downstream firmsshare the same decreasing returns technology of the Cobb-Douglas type. We stress thedifferences between the conclusions obtained under this assumption and those resultingfrom the traditional example...

In this paper we analyze how the technology used by downstream firms can influence inputand output market prices. We show via an example that both these prices increase under adecreasing returns technology while the contrary holds when the technology is constant....

Die Konvergenzthese ist ein verbreiteter Erklärungsansatz für das Entstehen des Phänomens "E-Business". Medien-, Telekommunikations- und IT-Branche durchlaufen demnach einen tiefgreifenden Wandel.

Das folgende Gutachten beschäftigt sich mit einer adäquaten Organisationsform für dasEisenbahnwesen, insbesondere für die DB AG in Deutschland und aus der Perspektivedes Kapitalmarktes. Bei einer vergleichenden Bewertung zwischen unterschiedlichenOrganisationsformen gibt es keine per se...

This paper presents an industry equilibrium model of vertical integration under contractualimperfections with speci…c input suppliers and external investors. I assume that vertical inte-gration economizes on the needs for contracts with speci…c input suppliers at the cost of higher…xed costs....