SYSTEMIC RISK AND CONTAGION EFFECT FROM COVAR METHOD PERSPECTIVE: AN ANALYSIS WITH THE MOST LIQUID SHARES LISTED ON BM&FBOVESPA. Gestão & Regionalidade, [S. l.], v. 33, n. 99, 2017. DOI: 10.13037/gr.vol33n99.4165. Disponível em: https://www.seer.uscs.edu.br/index.php/revista_gestao/article/view/4165. Acesso em: 5 dec. 2025.