Advanced internal ratings-based approach (A-IRB)
Underperforming performance measures? A review of measures for loss given default models
This paper reviews the ways of measuring the performance of LGD models that have been previously used in the literature and also suggests some new measures.
Basel set to hammer Japanese megabank capital ratios
Sharp increase in risk weights for unrated corporates could lead to 30% jump in RWAs
Credit risk models can dodge procyclical bias – Fed adviser
Excluding some metrics makes A-IRB retail portfolio risk model more stable
Adapting the Basel II advanced internal-ratings-based models for International Financial Reporting Standard 9
This paper examines how we may use A-IRB models in the estimation of expected credit losses for IFRS 9 purposes.
Basel capital floor faces credit risk eclipse
Impact of capital floor depends on new credit risk rules and changes to treatment of provisions
Banks diving into credit data pools as official support grows
European regulators embrace external data for internal modelling of credit risk capital
Volatility of IFRS 9 loss estimates alarms lenders
Accounting model outputs wildly out of sync with those used to calculate regulatory capital requirements
Monthly credit data review: gloomier than spreads suggest
David Carruthers of Credit Benchmark looks at banks’ credit risk data
Banks look to repurpose credit risk models for IFRS 9
Dealers adapt capital models for new accounting standard, but shortcut has challenges
Basel gives local supervisors latitude to set ECL relief
Guidance for IFRS 9 and Cecl phase-in leaves local regulators to decide on calibration
Banks seek capital relief for ECL reserves
Capital rules fail to recognise risk-reducing effect of loss reserves, lenders say
HSBC shakes up risk analytics team
Internal memo attributes changes to increased demand for analytics
Basel to allow IRB models for low-default portfolios
Impact studies showing significant capital increase prompted committee rethink
Credit veteran rewrites the alphabet of risk modelling
Scott Aguais helps banks go from point-in-time to through-the-cycle, and back again
Default risk floors threaten €72bn of RWAs in EU
Risk.net analysis finds PD floor would hit a swath of low-risk corporate loans at the biggest EU banks
Corporates fear price rises if Basel curbs credit risk models
Trade finance exposures would move to standardised approach
Basel plans modelling curb for billions in credit RWAs
Proposals clamp down on IRB approach that is “usually gamed pretty easily”, says FDIC’s Hoenig
Industry fears grow ahead of Basel IRB consultation
Biggest share of bank capital at stake as regulators take aim at credit models
Standardised approaches pile up capital and data woes
Banks round on one-size-fits-all rules for market, credit and op risk
Hit the floor: banks fear Basel curbs for capital models
Regulators argue a backstop is needed to avoid too-low modelled numbers
Danske Bank RWA spat worries modelling experts
Model-bashing
Banks fear outcome as Basel Committee wraps up RWA review
Mending the RWA machine
FSA forces UK banks to assume higher sovereign losses
Behind-the-scenes clampdown sets loss-given-default floor at 45% – and could make UK bonds less attractive
Risk 25: Banks prepare for a low-RWA future
Weight loss: preparing for a low-RWA future