“Political Periods, Institutional Quality, and Economic Growth in Afghanistan (1996–2024): Historical-Period Associations and Univariate Mean-Break Diagnostics”. Advance Journal of Econometrics and Finance 4, no. 1 (March 22, 2026): 1254–1264. Accessed November 2, 2026. https://www.ajeaf.com/index.php/Journal/article/view/452.