Affiliation: | a School of Management, University of East Anglia, Norwich NR4 7TJ, UK b Department of Product Innovation and Management, Faculty of Industrial Design Engineering, Delft University of Technology, Landbergstraat 15, 2628 CE Delft, The Netherlands c Department of Marketing, University of Strathclyde, Stenhouse Building, 173 Cathedral Street, Glasgow G4 0RQ, Scotland, UK |