Hossain, S. 2025. An Examination of an FTSE-100 Index Company’s Financial Performance: The Moderating Effect of the BREXIT Agreement (An Analysis Spanning the Previous Five Years). American Journal of Economics and Business Innovation. 4, 1 (Mar. 2025), 146–156. DOI:https://doi.org/10.54536/ajebi.v4i1.4035.