The Impact of Financial Flexibility on Operational Efficiency An applied study on basic materials companies listed on the Saudi financial market. Economic Journal, [S. l.], v. 14, n. 15, 2026. DOI: 10.47372/h32wfp32. Disponível em: https://journals.aden-univ.net/index.php/AEJ/article/view/129. Acesso em: 8 oct. 2026.