1. Ali, A. & Daly, K. (2010). Macroeconomic determinants of credit risk: Recent evidence from a cross country study. International Review of Financial Analysis, 19(3), 165-171. https://doi.org/10.1016/j.irfa.2010.03.001;
2. Altman, E.I., Brady, B., Resti, A. & Sironi, A. (2005). The Link between Default and Recovery Rates: Theory, Empirical Evidence, and Implications. Journal of Business, 78(6), 2203-2228. DOI: 10.1086/497044 https://www.jstor.org/stable/10.1086/497044;
3. Altman, E.I., Resti, A. & Sironi, A. (2004). Default Recovery Rates in Credit Risk Modelling: A Review of the Literature and Empirical Evidence. Economic Notes, 33(2), 183-208;
4. Bellotti, T. & Crook, J. (2009). Credit scoring with macroeconomic variables using survival analysis. Journal of the Operational Research Society, 60(12), 1699-1707. DOI: 10.1057/jors.2008.130;
5. Bruche, M. & González-Aguado, C. (2010). Recovery rates, default probabilities, and the credit cycle. Journal of Banking and Finance, 34(4), 754-764. https://doi.org/10.1016/j.jbankfin.2009.04.009;