Stelvia Matos - Surrey Business School, University of Surrey, Guildford, Surrey, GU2 7XH, United Kingdom
Seppo Leminen - University of South-Eastern Norway
Antonio Petruzzelli - Dipartimento di Meccanica, Matematica e Management, Politecnico di Bari, Via Orabona 4, 70125, Bari, Italy
Jay Wu - University of Aberdeen