Sallam, Mohamed A. M., and Tarek Sadraoui. “Energy Efficiency and Industrial Competitiveness: Case Study of the GCC Region Using CS-ARDL and PMG-ARDL Approach”. International Journal of Energy Economics and Policy 15, no. 4 (June 25, 2025): 454–464. Accessed February 9, 2026. https://www.econjournals.com/index.php/ijeep/article/view/19425.