We determine the endogenous degree of vertical integration in a model of successive oligopoly that captures both efficiency gains and strategic effects. We show that vertical merger waves can be expected to stop by themselves before integration is complete. Consequently, vertical foreclosure...

I show that partial vertical integration may either alleviates or exacerbate the concern for vertical foreclosure relative to full vertical integration and I examine its implications for consumer welfare.

Abstract Net neutrality is hotly debated among both scholars and politicians for more than a decade already, but it’s still one of the most prominent topics in telecommunications policy. This paper reviews the recent economic literature on net neutrality following an introductory discussion of...

This paper analyzes the effects of net neutrality regulation on investment incentives for Internet service providers (ISPs) and content providers (CPs), and their implications for social welfare. We show that the ISP's decision on the introduction of discrimination across content depends on a...

This paper analyzes the effects of net neutrality regulation on investment incentives for Internet service providers (ISPs) and content providers (CPs), and their implications for social welfare. We show that the ISP’s decision on the introduction of discrimination across content depends on a...

Many high technology goods are based on standards that require several essential patents owned by different IP holders. This gives rise to a complements and a double mark-up problem. We compare the welfare effects of two different business strategies dealing with these problems. Vertical...

Der vorliegende Beitrag zeigt, dass die Festlegung der Fertigungstiefe in der Gegenstromplanung von Strategien kein stringentes Instrument der Unternehmensführung ist. Die Top-Down und Bottom-Up Analyse über die hierarchischen Ebenen der Unternehmens-, Wettbewerbs- und Funktionalstrategie...

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