Houcine, Benlaria, and Gheraia Zouheyr. “Estimating the Economic Returns of Education in KSA by Using Mincerian Earnings Function”. International Journal of Economics and Financial Issues 9, no. 6 (October 24, 2019): 94–99. Accessed April 29, 2025. https://mail.econjournals.org.tr/index.php/ijefi/article/view/8659.