Ben mouffeki Z, Abdelbaki M. The impact of research and development output and advanced technology exports on economic growth in Arab countries during the period (1990-2020). IJEP [Internet]. 2025 May 10 [cited 2026 Jun. 15];19(5):1894-911. Available from: https://mail.ijeponline.org/index.php/journal/article/view/1013