Ergänzend zu den im ifo Schnelldienst 3/2006 veröffentlichten Beiträgen gehen Eberhard Jochem, ETH Zürich, und Harald Bradke, Fraunhofer Institut für System- und Innovationsforschung, davon aus, dass Versorgungssicherheit durch Ausnutzung von Effizienzpotentialen zu erreichen sei. Ihrer...

The paper first outlines the challenges the global energy system is facing. It then summarises the present knowledge of energy efficient solutions in all energy using sectors from primary energy to useful energy and, more importantly, from useful energy to energy services (material efficiency...

Implicit discount rates (IDRs) are employed in energy models to capture household investment decisions, yet the factors behind the IDR and their respective implications for policy-making usually remain blurred and fractional. The proposed comprehensive framework distinguishes three broad...