The level of capital requirement generated by the IRB approach depends crucially on the asset correlation, a parameter that enters the regulatory risk weight formula and is determined by the Regulators. Several studies have estimated the asset correlations and found that the empirical values are...

The Study Group of the European Committee of Central Balance Sheet Data Offices (ECCB) examines in the third study of the group the newly developed concept of Net Worth at Risk (NWaR). This concept analyses the function of equity as a protective cushion against losses in a recession period. The...