Abderraouf, Messaoudi, Hichem Touati, and Samir Tamma. 2025. “Effectiveness of Environmental Standards in Shaping Trade Volume: Evidence from Non-Oil Advanced Economies (1990–2021)”. International Journal of Economic Perspectives 19 (5):2588-2604. http://ijeponline.org/index.php/journal/article/view/1165.