Covariance

Now you PRDC them...

Power-reverse dual-currency notes proved a bonanza for dealers when markets were tame, but risk-managing the product has become a drain on resources and cash in recent years. As a result, some firms have decided to exit the market. Mark Pengelly…

A true test for value-at-risk

The three classic approaches for measuring portfolio value-at-risk do not compare like with like, argues Richard Sage. Here he presents a test portfolio to highlight the differences between calculation methods

The maturity effect on credit risk capital

In a mark-to-market approach to credit risk capital, ratings or spread volatility has the effect of making longer-maturity loans more capital-intensive. This is incorporated in the current Basel II proposals via a maturity adjustment factor. Arguing that…

Calibrating Libor

With a rich spectrum of maturities and tenors to contend with, the toughest aspect of pricing interest rate options is calibrating models of forward rates to market data. Here, Damiano Brigo and Fabio Mercurio present a scheme for simultaneously…

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