Orth, Walter (2011): Default probability estimation in small samples - with an application to sovereign bonds. Unpublished.
Orth, Walter (2011): Multi-period credit default prediction with time-varying covariates. Unpublished.
Orth, Walter (2011): Multi-period credit default prediction with time-varying covariates. Unpublished.
Orth, Walter (2010): The predictive accuracy of credit ratings: Measurement and statistical inference. Unpublished.
