Mohammed Dhnoon Eidan, & Mufeed D. Y. Almula-Dhanoon. (2026). The Impact of Years of Schooling and Quality of Education on Economic Development: A Comparative Study Using Panel Data and the Generalized Method of Moments (GMM) Approach. Tikrit Journal of Administrative and Economic Sciences, 22(74 part 1), 554–568. https://doi.org/10.25130/tjaes.22.74.1.26