| Affiliation: | Research Institute for Regulatory Economics, Vienna University of Economics and Business (WU), Heiligenstädter Straße 46-48, A-1190 Vienna, Austria; Institute for Quantitative Economics and Research Institute for Regulatory Economics, Department of Economics, Vienna University of Economics and Business (WU), Augasse 2-6, A-1090 Vienna, Austria; Department of Technology Management & Economics, Division of Technology & Society, Chalmers University of Technology, 41296 Gothenburg, Sweden |
