Technical paper/Credit risk modelling

A bottom-up model with top-down dynamics

Yadong Li proposes a flexible, tractable and arbitrage-free bottom-up dynamic correlation modelling framework with a consistent stochastic recovery specification for multi-name credit derivatives. In this framework, the model’s spread dynamics can be…

How good is your information?

Fraud, opaque accounting practices and incomplete data are unavoidable. Butare they factored into a credit risk forecast? An emerging class of models doesthe job by assuming incomplete information. Barra's Lisa Goldberg explains.

IRB approach explained

At the end of this month, the consultation period for the new Basel Accord on bank capital will end. We have prepared a technical section this month devoted to various issues surrounding Basel II. In the first paper, Tom Wilde sheds light on the…

Reconcilable differences

H Ugur Koyluoglu and Andrew Hickman explore the common ground between the new credit risk models and the implications for risk management and regulatory capital reform.