Aqsa Shaikh, and Isra Razzaque. “R&D Investment and Export Performance As Drivers of Sustainable GDP Growth: Evidence from Developed Economies ”. International Journal of Business and Social Dynamics 1, no. 2 (June 23, 2026): 79–85. Accessed June 25, 2026. https://ijbsd.shu.edu.pk/index.php/abc/article/view/24.