e.gijsbrechts@uvt.nl
katia.campo@econ.kuleuven.be
patricia.nisol@fundp.ac.be
© 2014 Els Gijsbrechts, Katia Campo, Patricia Nisol, published by Nuremberg Institute for Market DecisionsThis work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.