Electric mobility has recently received much attention from politics, media, car companies and electric utilities. This article discusses technical aspects, chances and barriers of electric mobility. Compared to internal combustion engines, electric vehicles have several potential advantages:...

The Energiewende in Germany aims at increasing the share of fluctuating renewable energy drastically. With this, new challenges for the electricity system arise. Different types of storage and other flexibility options are available to cope with these challenges. This paper discusses different...

The energy supply needs to be CO2 free, save and affordable. Fossil fuels especially oil but also gas will become more scarce and expensive. The fossil energy source coal will last much longer. If we would however burn all the coal we find, the level of greenhouse gases would rise steeply. If we...

Trade and climate change policies are closely related. We consider in a general equilibrium model the role of trade restrictions and energy-efficient technology transfers for the stabilisation of the Kyoto climate coalition. We find that a trade restriction policy leads to economic losses for a...

An der Atlantikküste der USA haben die ökonomischen Schäden durch tropische Wirbelstürme in den letzten zehn Jahren dramatisch zugenommen. Es ist anzunehmen, dass ein Großteil der wirtschaftlichen Schäden darauf zurückzuführen ist, dass der Wohlstand der Bevölkerung gestiegen ist und...

The increased wind energy supplied to many electricity markets around the world has to be balanced by reliably ramping units or other complementary measures when wind conditions are low. At the same time wind energy impacts both, the utilization of thermal power plants and the market prices....