AL-DUBAI, Shehabaddin Abdullah Abdulwadod. The Impact of Chair-CEO Duality on R and D Investment in ‎Firms Led by Highly Educated CEOs. International Journal of Accounting and Economics Studies, [S. l.], v. 12, n. 5, p. 1107–1114, 2025. DOI: 10.14419/80fcxe66. Disponível em: https://www.sciencepubco.com/index.php/IJAES/article/view/35780.. Acesso em: 5 dec. 2025.