Al- Badrani, Badr Salem. “The Efficiency of Higher Education and Training Economics in the Arab Gulf Countries in the Light of the Global Competitiveness Index (GCI) Standards (2010- 2018) - Comparative Analytical Study”. Journal of Educational and Psychological Sciences, vol. 4, no. 33, Sept. 2020, pp. 175-51, https://doi.org/10.26389/AJSRP.B140420.