Al-Tal, Raad, and Mohamed Elheddad. “The Impact of Governance on the Tourism Sector in the Selected MENA Economies (2003-2020): Evidence from Parametric and Non-Parametric Approaches”. Jordan Journal of Economic Sciences 10, no. 1 (January 24, 2023): 16–31. Accessed December 3, 2025. https://jjournals.ju.edu.jo/index.php/jjes/article/view/844.