Mujitapha, D., Othman, N., Hewage, R.S., Pyeman, J. and Samah, K.A. 2023. A Verification of Okun’s Law: The Case of Southeast Asian Countries. Information Management and Business Review. 15, 1(I)SI (May 2023), 54-65. DOI:https://doi.org/10.22610/imbr.v15i1(I)SI.3389.