Sierra, L. P., Girón, L. E. and Osorio, C. (2017) “Has Financialization in Commodity Markets Affected the Predictability in Metal Markets? The Efficient Markets Hypotheses for Metal Returns”, International Journal of Economics and Financial Issues, 7(4), pp. 15–22. Available at: https://mail.econjournals.com/index.php/ijefi/article/view/4695 (Accessed: 28 November 2024).