1. Department of Management, Information Systems, and Entrepreneurship, College of Business, Washington State University, Todd Hall 442, PO Box 644743, Pullman, WA, USA.
2. Oklahoma State University, School of Entrepreneurship, Spears School of Business, 104 Business Building, Stillwater, OK, USA.
3. University of Oklahoma, Division of Management & Entrepreneurship, Michael F. Price College of Business, 307 W Brooks St., Adams Hall 206, Norman, OK, USA.
4. Oklahoma State University, School of Entrepreneurship, Spears School of Business, 104 C Business Building, Stillwater, OK, USA.