The Effects of Expected Stock Returns and Stock Prices Volatility on Corporate Operational Risk (Tehran Stock Exchange). Global Journal of Management and Business Research, [S. l.], v. 15, n. 33, p. 27–32, 2015. Disponível em: https://journalofbusiness.org/index.php/GJMBR/article/view/. Acesso em: 18 oct. 2026.