Technical paper/Risk management/Risk management
Basel II - Rules and Models
The proposed operational risk charge remains one of the most contentious areas of the new Basel Accord. Carol Alexander reviews the current proposals in the context of various simple models, and argues that practical implementation will require the use…
Linear, yet attractive, Contour
Banks’ Potential Future Exposure models are at the core of the advanced EAD (Exposure At Default) approach to capital requirements for credit risk considered in the New Basel Capital Accord. Juan Cárdenas, Emmanuel Fruchard and Jean-François Picron look…
Pro-cyclicality in the new Basel Accord
Could Basel II worsen recessions? By backtesting the proposed capital rules to the last recession, D. Wilson Ervin and Tom Wilde argue that the increased risk sensitivity of loan portfolio regulatory capital in the new Accord could have unwelcome…
Probing granularity
The granularity adjustment, which adjusts risk weightings for credit portfolio diversification, is one of Basel II’s key modelling assumptions. Here, Tom Wilde uncovers a weakness in this assumption arising from the differences in the underlying credit…