1. Department of Economics, Shahjalal University of Science and Technology, Sylhet, Bangladesh
2. Interdisciplinary Research Center (IRC) for Finance and Digital Economy, KFUPM Business School, King Fahd University of Petroleum and Minerals (KFUPM), Dhahran, Saudi Arabia
3. Faculty of Business and Management, Universiti Sultan Zainal Abidin, Malaysia
4. Finance/Islamic Finance, UniKL Business School, Kuala Lumpur, Malaysia