Unbundling of vertically integrated utilities has become an integral element in the regulation of network industries and has been implemented in many jurisdictions. The idea of separating the network, as the natural monopoly, from downstream retailing, which may be exposed to competition, is...

Das Paper untersucht zwei Fragen: (1) Wann hat ein Stromnetzbetreiber, der zugleich im nachgelagerten Strommarkt tätig ist (vertikal integrierter Netzbetreiber), einen Anreiz, durch diskriminierende Festsetzung von Netznutzungsentgelten die Konkurrenz im Strommarkt zu behindern? (2) Kann eine...

The overlapping impact of the Emission Trading System (ETS) and renewable energy (RE) deployment targets creates a classic case of interaction effects. Whereas the price interaction is widely recognized and has been thoroughly discussed, the effect of an overlapping instrument on the abatement...

The interdependence of electricity and natural gas is becoming a major energy policy and regulatory issue in all jurisdictions around the world. The increased role of gas fired plants in renewable-based electricity markets and the dependence on gas imports make this issue particular striking for...

This paper aims to investigate the main determinants of Telecommunications demand for European countries (EU). For this reason, a panel data set is used consisting of 19 EU countries over the period 1991-2010 capturing the years before and after the liberalization process. The goal is to clarify...