Operational risk modelling
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Quantifying risks useful, but only when informing decision making
Banks and regulators urged to up their game in stress tests and scenario analysis
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More Operational risk modelling articles
Risk managers urged to focus on group dynamics
Advantages include lower costs and capital
Volume 9, Issue 2 (2014)
The specification of dependence structures and the assessment of their effects on the total risk capital are still open issues in modeling operational risk. In this paper, we investigate the potential...
In the loss distribution approach, operational risk is modeled in terms of the distribution of sums of independent random losses. The frequency count in the period of aggregation and the severities of...
We propose a new approach for estimating operational risk models under the loss distribution approach from historically observed losses. Our method is based on extreme value theory and, being Bayesian...
Within the loss distribution approach framework, the required capital is the 99.9% value-at-risk of the annual loss distribution, which is based on the fit of the severity and frequency distributions using...
Banks should not abandon complex risk models just because they failed during the financial crisis, conference hears
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