Modelling
OCC stands by margin model as regulators investigate
As watchdogs probe Q1 breaches, CCP executives insist margin models worked as intended
BBVA gets forex model update from ECB
Foreign exchange risk added €366 million in capital requirements in 2017
Barclays, Credit Suisse stress test estimates stray from Fed’s
The two banks miss the mark on stressed capital ratio by 290bp and 460bp, respectively
Tired of overshooting, BNY Mellon revamps stress test model
Capital distributions crimped by conservative CCAR estimates
BAML drops below Collins floor
BAML becomes the sixth big US bank to report higher standardised RWAs than modelled RWAs
Libor transition calls for modelling overhaul, quants warn
All pricing, risk and valuation models will need to be changed to reflect the new rate
OK, computer? Hurdles remain for machine learning in credit risk
Concerns over cost, applicability and oversight give pause to banks’ use of ML techniques in credit risk
Quants tout exposure-based approach to op risk modelling
Ebor especially suited to modelling loss events such as legal claims, say proponents
Seeing red: EU banks swamped by stress test demands
Banks’ stress test submissions receiving tens of thousands of error messages from local supervisors
Quant manager spurns vendors’ machine learning software
Ex-head of algo trading at JP Morgan says machine learning processes should be built internally
European banks face ‘bottleneck’ to complete EBA stress test
New accounting rules and supervisor demands squeeze teams prepping for 2018’s exercise
Modelling correlation: from zig-zag to zig-zig
Research is starting to show the stock-bond link in a new light
Model risk in the transition to risk-free rates
Transition is an opportunity to reduce multi-rate complexities, say Bakkar and Brigo
Buy-side modellers seek ‘Holy Grail’ of investing
When stocks and bonds fell in tandem this year, it sparked a debate about whether a lasting regime shift could be predicted
Banks fear more trades will be caught in NMRF trap
“Many risk factors now will essentially look like NMRFs,” says North American bank’s risk manager
Banks should quantify loan-loss model risk – academic
Models such as those used for IFRS 9, CECL or CCAR are prone to errors, and should be accounted for
BoE: UK banks falling short on stress-test model risk
Recent guidance on stress-test models could be expanded, says BoE exec