Risk magazine - Volume18/No12

Operational VAR: a closed-form approximation

Klaus Böcker and Claudia Klüppelberg investigate a simple loss distribution model for operational risk. They show that, when loss data is heavy-tailed (which in practice it is), a simple closed-form approximation for operational VAR can be obtained. They…

New interest in portfolio asset allocation

The top positions in our annual most cited authors table (A) demonstrate continued interest in credit derivatives in recent years. The lead is taken by Robert Jarrow, who contributed on a wide range of topics. From table B, we see that the top 10 most…

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