M. SROUR, Heba; YOUSSEF, Sayed; M. DARWISH, Nesma; F. ABOUELENEIN, Mohamed; MOHAMED SHAWKY EISSA, Ola. Investor Sentiment and Stock Market Volatility in the Egyptian Exchange: A GARCH and EGARCH Analysis with Persistence and Asymmetry Checks (2009-2025). Statistics, Optimization & Information Computing, [S. l.], v. 16, n. 2, p. 1311–1333, 2026. DOI: 10.19139/soic-2310-5070-4151. Disponível em: https://iapress.org/index.php/soic/article/view/4151. Acesso em: 30 jun. 2026.