Article History
Received: 19 January 2018
Accepted: 20 July 2018
First Online: 6 August 2018
Authors’ information
: Dr. Stefan Vögele: Senior Scientist at Forschungszentrum Jülich, Institute of Energy and Climate Research – Systems Analysis and Technology Evaluation (IEK-STE), GermanyPaul Kunz: Phd-student at Forschungszentrum Jülich, Institute of Energy and Climate Research – Systems Analysis and Technology Evaluation (IEK-STE), GermanyProf. Dr. Dirk Rübbelke: Chair of Economics, especially Resource Economics, at Technische Universität Bergakademie Freiberg, GermanyTheresa Stahlke: Phd-student at TU Bergakademie Freiberg, Schloßplatz 1, D-09596 Freiberg, Germany
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: Not applicable
: The authors declare that they have no competing interests.
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