Advanced Internal Rating-Based (AIRB) Definition.
The Advanced Internal Rating-Based (AIRB) Approach is a framework for banks to use when estimating the probability of default (PD) of a borrower. The AIRB Approach was developed by the Basel Committee on Banking Supervision (BCBS) and first published in 2003. Under the AIRB Approach, a bank must first develop an internal rating system for … Read more