Why CDOs work

Collateralised debt obligations have largely gone under the radar since the 2007 financial meltdown, when their market collapsed. Nearly every attempt at explaining the cause of their failure pointed towards flawed assumptions in pricing models and credit rating methods. In this article, Jon Gregory revisits this once-popular topic and offers a different take, based on the risk aversion of investors

Private equity

The growth of the structured credit market gave rise to many complex collateralised debt obligation (CDO) structures. An investment in a CDO can be broadly characterised as a return as compensation for exposure to a certain range of losses on a portfolio. Precise quantification of the risks in a CDO is complex since one needs to assess the multidimensional loss distribution for the underlying portfolio.


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