Affiliation: | 1. Haskayne School of Business, University of Calgary, 2500 University Dr. NW, Calgary, AB T2N 1N4, Canada;2. Department of Mathematics, Faculty of Sciences, VU University Amsterdam, De Boelelaan 1081a, 1081 HV Amsterdam, The Netherlands;3. Sauder School of Business, University of British Columbia, 2053 Main Mall, Vancouver, BC V6T 1Z2, Canada |