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, [S. l.], v. 4, n. 1, p. 1254–1264, 2026. DOI: 10.5281/zenodo.23860235. Disponível em: https://www.ajeaf.com.ajmss.com/index.php/Journal/article/view/452. Acesso em: 2 nov. 2026.