Institution: | 1.Department of Economics, Ghent University, Ghent, Belgium ;2.Solvay Business School, Vrije Universiteit Brussel, Brussels, Belgium ;3.School of Business and Economics, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands ;4.Department of Mathematics, KU Leuven, Leuven, Belgium ;5.Department of Mathematics, Universiteit Antwerpen, Antwerpen, Belgium ; |