1. Department of Marketing, Ohio University, 201c Copeland Hall, Athens, Ohio 45701, USA;
2. Smeal College of Business, The Pennsylvania State University, 457 Business Building, University Park, Pennsylvania 16802, USA;
3. Muma College of Business, University of South Florida, 4202 E. Fowler Avenue, BSN 3403, Tampa, Florida 33620, USA;
4. Department of Marketing, Marquette University, 420 David Straz Hall, Milwaukee, Wisconsin 53233, USA