Coping with change: international differences in the returns to skills / Eric A. Hanushek (Hoover Institution, Stanford University, CESifo, NBER and IZA), Guido Schwerdt (University of Konstanz, CESifo and IZA), Simon Wiederhold (Catholic University Eichstaett-Ingolstadt, ifo Institute and CESifo), Ludger Woessmann (University of Munich, ifo Institute, CESifo and IZA) ; IZA. Bonn : IZA, September 2016