the service, foster investment in energy infrastructure, and promote renewable energy sources. However, transmission … promote and protect competition in electricity and gas markets. This is done by imposing rules regarding the ‘unbundling’: the … imposed TPA and the different unbundling models. The contribution shows that both regimes have pursued a similar policy …

The purpose of this research is to evaluate the impact of vertical unbundling on German electric utilities. Our … supply. Overall, we have two main conclusions. First, the major step in the unbundling process is from "lean legal unbundling …" to "fat legal unbundling"; additional steps beyond that are small, both in benefits and in costs. Second, the benefits of …

Unbundling of vertically integrated utilities has become an integral element in the regulation of network industries … empirical evidence that unbundling eliminates economies of vertical integration while empirical evidence on price reducing … effects is still lacking. In this paper we study the effect of legal unbundling on grid charges in the German electricity …

Unbundling of vertically integrated utilities has become an integral element in the regulation of network industries … empirical evidence that unbundling eliminates economies of vertical integration while empirical evidence on price reducing … effects is still lacking. In this paper we study the effect of legal unbundling on grid charges in the German electricity …

utilities (VIUs) on the introduction of ownership unbundling, suggesting three different interpretative keys: the “pure pro …

What is a good balance between competition and coordination in network industries? Network unbundling aims to promote … competition, but this has to be balanced against the downside of unbundling: firm-internal coordination falls away and must be … coordination. This paper examines three persistent sources of flawed coordination: 1) a regulation versus unbundling dilemma, 2 …

consumer interests: theoretically analyzing the decisions an authority takes on both the unbundling regime and the grid charge … consumer-oriented goals to always implement Ownership Unbundling. For a regulator acting in the interests of the industry or … the government, though, results suggest the authority to be indifferent between Legal and Ownership Unbundling; minor …

In the context of yardstick regulation with long-lived assets, the influence of heterogeneous investment cycles on the …-line) depreciation given heterogeneous investment and cost cycles will cause instantaneous yardstick levels below the long …

In the context of yardstick regulation with long-lived assets, the influence of investment cycles and thereof resulting … heterogeneous capital structures on the ability to recover capital is quite important. Investment decisions are based on whole … investment cycles of the infrastructure. It is shown in this article that variable lifetimes of assets may cause substantial …