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COVID-19, firm performance, and the value relevance of earnings . The Economics and Finance Letters, [S. l.], v. 10, n. 1, p. 69–77, 2023. DOI: 10.18488/29.v10i1.3295. Disponível em: https://archive.conscientiabeam.com/index.php/29/article/view/3295. Acesso em: 4 aug. 2026.