%0 Journal Article %K Energy efficiency %K Modeling %K CO2 emissions %K Renewables %K Policy strategies %A Lukas Kranzl %A Michael Stadler %A Claus Huber %A Reinhard Haas %A Mario Ragwitz %A Anselm Brakhage %A Adam Gula %A Arkadiusz Figorski %B Renewable Energy %D 2006 %G eng %N 15 %P 2393-2410 %R 10.1016/j.renene.2005.11.005 %T Deriving efficient policy portfolios promoting sustainable energy systems - case studies applying Invert simulation tool %V 31 %8 12/2006 %@ 0960-1481