AZAR, S. A. Risk-free Yields, Risk Aversion, and Volatility. International Journal of Economics and Financial Issues, [S. l.], v. 7, n. 3, p. 105–112, 2017. Disponível em: https://econjournals.com/index.php/ijefi/article/view/4708. Acesso em: 16 aug. 2022.