CONCENTRATED AI MODELS AND SYSTEMIC RISK IN FINANCIAL MARKETS THROUGH HERDING AND CONTAGION. Finance and Management Review, [S. l.], v. 4, n. 1, p. 56–68, 2026. Disponível em: https://fmreview.online/index.php/journla/article/view/62. Acesso em: 4 jul. 2026.