1. Stephen M. Ross School of Business, University of Michigan, Ann Arbor, Michigan 48109;
2. Faculty of Economics and Business, Department of Operations, University of Groningen, 9700 AV Groningen, Netherlands;
3. Industrial Engineering Department, University of Puerto Rico – Mayagüez, Mayagüez 00680, Puerto Rico;
4. School of Engineering, Operations, Planning, Accounting, and Control Group, Eindhoven University of Technology, 5600 MB Eindhoven, Netherlands