1. Environmental and Energy Systems Studies, Lund University, Lund, Sweden
2. CIRCLE, Lund University, Lund, Sweden
3. Department of Economics, Lund University, Lund, Sweden
4. Institut Du Développement Durable et Des Relations Internationales (IDDRI.org), Paris, France
5. International Energy Analysis Department, Lawrence Berkeley National Laboratory, Berkeley, USA
6. Department of Human Geography, Lund University, Lund, Sweden
7. Department of Technology Management, SINTEF, Trondheim, Norway
8. Wuppertal Institute for Climate, Environment and Energy, Wuppertal, Germany