1. Ph.D. Candidate, College of Engineering, Univ. of Sharjah, Sharjah 27272, United Arab Emirates.
2. Professor of Engineering Management, Dept. of Industrial Engineering and Engineering Management, Univ. of Sharjah, Sharjah 27272, United Arab Emirates; Visiting Professor of Management, Risk Institute, Univ. of Hull, Hull HU6 7RX, UK; Visiting Professor of Business, UNIZIK Business School, Nnamdi Azikiwe Univ., P. M. B. 5025, Awka 420218, Nigeria (corresponding author).