How to save op risk modelling
Drop loss categories and correlations and adopt simple loss distribution, advises AMA expert
It’s been 20 months since the standardised measurement approach (SMA) for operational risk capital was proposed by the Basel Committee on Banking Supervision. But, despite much soul-searching by both banks and regulators, the method has still not been finalised.
A watered-down version of the original proposal is, at the time of writing, the likeliest successor to current approaches but, given its many flaws, the danger is it will create more problems than it solves. And a key problem the SMA
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