Institution: | 1. Department of Finance and Management Science, University of Alberta School of Business, Edmonton, AB, Canada T6G 2R6;2. Process Design Laboratory, Åbo Akademi University, Biskopsgatan 8, Åbo, FIN-20500 Finland;1. COPPE, Universidade Federal do Rio de Janeiro, Caixa Postal 68530, 21945-970 Rio de, Janeiro, RJ, Brazil;2. CNRS, Laboratoire Leibniz, 46 avenue Felix Viallet, 38031 Grenoble, Cédex, France;3. Department of Mathematics, University of Ljubljana, Slovenie |