Portfolio Credit Risk and the Vasicek Single-Factor Model

Free GARP FRM Part II lesson in Credit Risk Measurement and Management. 19 min read, ~2,912 words.

Default correlation drives portfolio UL above the independence benchmark. Asset-return correlation ρ from the single-factor model is much higher than default correlation between defaults. Single-factor model:. Common factor M creates correlation; idiosyncratic ε is independent across firms. Vasicek conditional default rate at confidence c:. Higher PD or higher ρ both...

Read the full lesson, free →
Worked examples, audio narration, and practice. No signup to read.

What this lesson covers

Learning objectives

Browse all free FRM Part II lessons or jump into free FRM Part II practice questions.