Competition between parallel infrastructures incorporates opposing welfare effects. The gain from reduced deadweight loss might be out- weighed by the inefficient duplication of an existing infrastructure. Using data from broadband internet access for Western Europe 2000-2004, this paper...

Abstract In markets with competing interconnected networks like mobile telecommunication markets investments affect the investor’s and also any competitors’ profits. In a theoretical model it is shown that cost-reducing investments reduce the investor’s termination rates and increase...

This paper provides an economic analysis of recent vertical and horizontal mergers in the U.S. industry for audiovisual media content, including the AT&T-Time Warner and the Disney-Fox mergers. Using a theory-driven approach, we examine economic effects of these types of mergers on market...

Abstract In markets with competing interconnected networks like mobile telecommunication markets investments affect the investor’s and also any competitors’ profits. In a theoretical model it is shown that cost-reducing investments reduce the investor’s termination rates and increase...

European mobile communication markets are two-stage markets which are composed of the infrastructure (the network and its components) and the service markets (telephony, mobile internet, SMS). In contrast to most other network-based markets there are multiple fully integrated providers which...

An important reason for the Internet's remarkable growth over the last quarter century is the "end-to-end" principle that networks should confine themselves to transmitting generic packets without worrying about their contents. Not only has this made deployment of internet infrastructure cheap...

In supply networks, path diversity is an important determinant of demand, entry, and firms’ market power. We investigate this role in the context of the internet backbone, the worldwide network of undersea fiber-optic cables that underpins the internet. We specify a model of inter-regional...

What Internet Service Providers (quot;ISPsquot;) can and cannot do to diversify services lies at the core of the debate over network neutrality. In prior generations ISPs had little incentive or technological capability to deviate from plain vanilla best efforts routing for content providers and...

In response to the increasing popularity and economic impact of companies in the Internet ecosystem, the Federal Trade Commission is being implored with vocal but factually vacant calls to revisit its approach to antitrust, and in particular market power, barriers to entry and anti-competitive...

5G wireless services will constitute an integral part of the future gigabit communication network infrastructure. Policy makers worldwide are striving to design legal and regulatory frameworks that best support 5G services. There is wide agreement that a competitive sector organization is...