Affiliation: | (1) Fuqua School of Business, Duke University, Durham, NC 27708–0120, USA;(2) Group for Research in Decision Analysis (GERAD), École des Hautes Etudes Commerciales and École Polytechnique de Montréal, 3000, Chemin de la Côte-Sainte-Catherine, Montréal, Québec, Canada, H3T 2A7 |