This paper presents a survey of techniques used for default risk analysis and it illustrates the reasons why a large number of researchers study the insolvency of firms. Firstly, there is an introduction on Basel II focusing on the first pillar and the new standards dictated by the New Basel...

This study analyses the situation of a bank that wants to create an Internal Rating System (IRB). A credit institute can decide to simulate rating judgements from an external rating agency, like Standard and Poor's or Moody's or Fitch Rating. This research compares different frameworks of neural...

This paper presents a method for the definition of the variables that determine the default. The choice of key-variables in default risk analysis is very important for banks and firms. Indeed, when a firm goes bankrupt, serious problems arise for all the stakeholders of the firm, as well as, for...