In this work we present an analysis of CDO pricing models with a focus on “correlation skew models”. These models are extensions of the classic single factor Gaussian copula and may generate a skew. We consider examples with fat tailed distributions, stochastic and local correlation which...

The purpose of this note is to describe a risk management procedure applicable to options on large credit portfolios such as CDO tranches on iTraxx or CDX. Credit spread risk is dynamically hedged using single name defaultable claims such as CDS while default risk is kept under control thanks to...

This paper studies optimal real estate organizational forms as a means of enhancing real estate values in the ongoing subprime crisis. We model the organizational response to stakeholder conflicts and regulatory changes to show how they evolve to an optimal form and undertake an optimal capital...