1. Postdoctoral Researcher, Singapore-ETH Centre, 1 Create Way, CREATE Tower #06-01, Singapore 138602 (corresponding author). ORCID: .
2. Assistant Professor, Faculty of Technology, Policy and Management, Delft Univ. of Technology, Jaffalaan 5, Delft 2628 BX, Netherlands.
3. Professor, Dept. of Industrial Systems Engineering and Management, National Univ. of Singapore, Singapore 117576.