Lootah, A.M.A.N. et al. 2025. Assessing Operating Efficiency Gains from Hypothetical Mergers and Acquisitions in the Gulf Cooperation Council Banking Sector: Evidence from a Cross-Regional Analysis. International Journal of Economics and Financial Issues. 15, 4 (Jun. 2025), 378–392. DOI:https://doi.org/10.32479/ijefi.19679.