Cooperative banks are small and their survival is not guaranteed by the "Too Big To Fail" policy so that their default can be concrete in time of crises. We analyze the contribution of efficiency to cooperative bank probability of default. We estimate several measures of bank efficiency...

In this work we develop advanced techniques for measuring bank insolvency risk. More specifically, we contribute to the existing body of research on the Z-Score. We develop bias reduction strategies for state-of-the-art Z-Score measures in the literature. We introduce novel estimators whose aim...