Zertifikatemärkte für grünen Strom (erneuerbare Energien) und CO2-Emissionen wurden bisher in der Literatur überwiegend isoliert betrachtet. Wir analysieren für den Elektrizitätssektor die Implikationen eines Zusammenwirkens (Koexistenz) beider Märkte. Es werden zwei Fälle der Koexistenz...

Germany has committed itself to reducing its carbon emissions by 25 percent in 2005 as compared to 1990 emission levels. To achieve this goal, the government has recently launched an environmental tax reform which entails a continuous increase in energy taxes in conjunction with a...

This paper explores the relation between the regulation of monopolistic upstream prices and the incentives of a vertically integrated input monopolist to discriminate third parties on the downstream market. Currently, this is an issue in network industries like telecommunications, electricity...

In German electricity submarkets for residential customers standard contracts offered by former monopolists are the more costly option for customers who have not switched to an alternative contract yet. As most German households are served with this contract type we follow the Limit Pricing...

Within this paper an oligopolistic German electricity market is modelled by a game theoretic modelling tool representing a Nash equilibrium. Due to European electricity market liberalisation electricity producing and trading firms react strategically like global market players by joining and...