Ward, F. (2017). Spotting the Danger Zone: Forecasting Financial Crises With Classification Tree Ensembles and Many Predictors Journal of Applied Econometrics, 32(2):.
Schwaab, B., Koopman, S. and Lucas, A. (2017). Global Credit Risk: World, Country and Industry Factors Journal of Applied Econometrics, 32(2):296--317.