Affiliation: | a Ifo Institute for Economic Research, Poschingerstr. 5, 81679 Munich, Germany b CESifo, Poschingerstr. 5, 81679 Munich, Germany c Ludwig-Maximilians University of Munich, Schackstr. 4, 80539 Munich, Germany d Centre for Globalization and Economic Policy, University of Nottingham, University Park Nottingham, NG7 2RD, United Kingdom |