1. School of Electrical and Information Engineering, Institute of Physical Internet, Jinan University, Zhuhai, People’s Republic of China
2. Faculty of Organizational Sciences, University of Belgrade, Belgrade, Serbia
3. Department of Management Science, Lancaster University Management School, Lancaster University, Lancaster, UK
4. Department of Management, Clemson University, Clemson, SC, USA
5. BIG – Business Improvement Group LLC, Towson, MD, USA