Institution: | 1.CER-ETH – Center of Economic Research, ETH Zurich and CEPR, Zürichbergstrasse 18, 8092, Zurich, Switzerland ;2.CER-ETH Center of Economic Research, ETH Zurich, Zürichbergstrasse 18, 8092, Zurich, Switzerland ;3.Department of Economics and Oeschger Centre for Climate Change Research, University of Bern, Schanzeneckstrasse 1, 3012, Bern, Switzerland ; |