Institution: | (1) Graduate School of Industrial Administration, Carnegie-Mellon University, Pittsburgh, PA 15213, USA;(2) Université Henri Poincaré, LORIA, B.P.239, F-54506 Vandoeuvre-lès-Nancy, France;(3) CORE and INMA, Université Catholique de Louvain, 34 Voie du Roman Pays, Louvain-la-Neuve, B-1348, Belgium |