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Modelling Stock Returns Volatility and Asymmetric News Effect: A Global Perspective. Financial Risk and Management Reviews, [S. l.], v. 7, n. 1, p. 1–15, 2021. DOI: 10.18488/journal.89.2021.71.1.15. Disponível em: https://archive.conscientiabeam.com/index.php/89/article/view/1741. Acesso em: 24 aug. 2026.