LOGRASSO, M. Could ChatGPT have earned abnormal returns? A retrospective test from the U.S. stock market. Modern Finance, [S. l.], v. 3, n. 3, p. 112–132, 2025. DOI: 10.61351/mf.v3i3.327. Disponível em: https://mf-journal.com/article/view/327. Acesso em: 17 sep. 2025.