Last year the German Parliament exempted biofuels from the gasoline tax. The promotion of biofuels is being justified by allegedly positive effects on climate, energy, and agricultural policy goals. The paper takes a closer look at bio-ethanol as a substitute for gasoline. We analyze the basic...

In June 2002 the German Parliament decided to exempt biofuels from the gasoline tax. The policy to promote biofuels is being justified by allegedly positive effects on the climate, energy, and agricultural policy. The working paper takes a closer look at bio-ethanol as a substitute for gasoline...

Steigende Energiepreise, Risiken der Versorgungssicherheit und die mit der Verbrennung fossiler Brennstoffe einhergehenden Kohlendioxidemissionen haben alternative Energieträger verstärkt in die öffentliche Diskussion gebracht. Insbesondere der Transportsektor ist stark von einem...

Land use and land use change are determined as much by economic and institutional drivers as they depend on bio-physical conditions. Future pathways of socio-economic and environmental systems can only be assessed with scenarios which describe possible future paths of development. For this...