Ownership Unbundling of Gas Transmis - sion Networks – Theoretical Background and Empirical

Revisiting Electricity Liberalization and Security of Supply: Empirical Evidence

What effect does firm structure have on the product service quality on offer? We answer this question by empirically assessing the impacts of complete vertical separation, such as ownership unbundling, on the quality of service delivered by a liberalized network industry. Electricity distribution utilities in New Zealand are considered for this purpose. The results show robust evidence that own...

Improving Competition in European Energy Markets Through Effective Unbundling

This Article is structured as follows: first, it summarizes the European approach to developing integrated and well-functioning electricity and gas markets, giving an overview of the opening of energy markets through Community legislation and the development of the current unbundling regime. It puts the European approach in perspective, outlining experiences with unbundling in the United States...

The Impact of Ownership Unbundling on Cost Efficiency: Empirical Evidence from the New Zealand Electricity Distribution Sector

Static vs. Dynamic Impacts of Unbundling – Electricity Markets in South America

Ownership unbundling and third party access are discussed as two options of unbundling in both the literature and political discussions. Focusing on the South American electricity sector, I contrast static and dynamic impacts of ownership unbundling and third party access regimes on customer prices. Substantially different results are found using dynamic rather than static analysis. In particul...

Regulatory Objectives and the Intensity of Unbundling in Electricity Markets∗

Despite the positive effect electricity grids separated from generation and supply by ownership are expected to have on the level of competition in the non-network activities, several EU member states still adhere to a solely legally unbundled transmission grid. This choice might be induced by regulators focusing on objectives other than the promotion of consumer interests: theoretically analyz...