Risk magazine - Volume20/No8

Re-evaluating valuation

Subprime mortgage woes continue to send shudders through the markets. Rising delinquencies, rating downgrades and falling prices have left investors with huge losses on CDO of ABS investments. The losses have revealed discrepancies in the valuation of…

Going downturn

There is much debate regarding the definition of 'downturn' loss given default (LGD). In this article, Michael Barco offers an analytic approach for calculating downturn LGD so that credit risk capital is not underestimated or overestimated

Is it really alpha?

Hedge funds often characterise their mission as the pursuit of pure alpha. A growing body of research, however, argues that a significant proportion of observed hedge fund returns are really alternative beta. David Rowe considers the implications for the…

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