LIWE, A. G. Stock risk and return before and during the covid-19 pandemic . The Contrarian : Finance, Accounting, and Business Research, [S. l.], v. 2, n. 2, p. 61–66, 2023. DOI: 10.58784/cfabr.39. Disponível em: http://jurnal.ywnr.org/index.php/cfabr/article/view/39. Acesso em: 28 oct. 2025.