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...

This paper analyses how different types of access regulation to next generation networks affect investments and consumer welfare. The model consists of an investment stage with uncertain returns and subsequent quantity competition. The access price is a function of investment costs and the...

In allen EU-Ländern sind die ehemals monopolistischen Breitbandanbieter im Rahmen einer Open-Access-Politik verpflichtet, neuen Anbietern über sogenannten Bitstrom oder die Entbündelung der TeilnehmerInnenanschlussleitung (Local Loop Unbundling, LLU) Zugang zu ihren Netzen zu gewähren. Diese...

Gegenstand der vorliegenden Studie ist die optimale Regulierung des Betriebs von Netzwerken, die die Charakteristika eines natürlichen Monopols aufweisen. Während bei der Nutzung solcher Netzwerke Wettbewerb zwischen verschiedenen Anbietern netzbasierter Dienstleistungen errichtet werden kann,...

In Spain, recent liberalizing tendencies occurred in the last decades have driven to striking changes in important industries, which used to be under monopolistic or regulated regimes. Whereas literature has widely paid attention to analyze the effects of liberalization on prices or...

Harold Demsetz once claimed that 'economics has no antitrust relevant theory of competition.' Demsetz offered this provocative statement as an introduction to an economic concept with critical implications for the antitrust enterprise: the multi-dimensional nature of competition. Competition...

This paper analyses how different types of access regulation to next generation networks affect investments and consumer welfare. The model consists of an investment stage with uncertain returns and subsequent quantity competition. The access price is a function of investment costs and the...

In the last few years, U.S. telecoms policy has shifted from encouraging the sharing of existing networks to facilitating the deployment of advanced communications networks. Given the large capital expenditures required for these networks, there can be only a few of such networks. In light of...

Using an efficiency-based framework, this paper analyses the performance of New Zealand's telecommunications sector under competition law-based sector governance (the period from 1987 to 2001) and under industry-specific regulation (2001 to 2007). The framework considers the productive,...

We illustrate the properties of a competitive joint venture (CJV) institution as an alternative to traditional natural monopoly regulation of the distribution wires portion of the electricity supply chain. This CJV institution consists of an endogeneous ownership rule and a wires access charge...