“BUILD AN EFFICIENT INVESTMENT PORTFOLIO USING THE WILLIAM RATIO (EMPIRICAL STUDY) IN IRAQ STOCK EXCHANGE: BUILD AN EFFICIENT INVESTMENT PORTFOLIO USING THE WILLIAM RATIO (EMPIRICAL STUDY) IN IRAQ STOCK EXCHANGE”, IJMRCP, vol. 12, no. 1, pp. 1–13, Jun. 2020, Accessed: May 03, 2024. [Online]. Available: https://jmracpc.uobaghdad.edu.iq/index.php/IJMRCP/article/view/184