Quant Congress: Don't confuse models with reality, says Derman
Heavy criticism has been heaped on financial modelling since the beginning of the financial crisis. The Gaussian copula has been lambasted for underestimating credit tails, for instance, while the merits of using value-at-risk measures for bank risk management have also been called into question.
But the financial crisis was not purely the fault of models, said Derman. Models were ubiquitous in everyday life, he noted - right down to the simple calculation of how quickly it might take to travel
Only users who have a paid subscription or are part of a corporate subscription are able to print or copy content.
To access these options, along with all other subscription benefits, please contact info@risk.net or view our subscription options here: http://subscriptions.risk.net/subscribe
You are currently unable to print this content. Please contact info@risk.net to find out more.
You are currently unable to copy this content. Please contact info@risk.net to find out more.
Copyright Infopro Digital Limited. All rights reserved.
You may share this content using our article tools. Printing this content is for the sole use of the Authorised User (named subscriber), as outlined in our terms and conditions - https://www.infopro-insight.com/terms-conditions/insight-subscriptions/
If you would like to purchase additional rights please email info@risk.net
Copyright Infopro Digital Limited. All rights reserved.
You may share this content using our article tools. Copying this content is for the sole use of the Authorised User (named subscriber), as outlined in our terms and conditions - https://www.infopro-insight.com/terms-conditions/insight-subscriptions/
If you would like to purchase additional rights please email info@risk.net
More on Risk management
Beware war exclusions in cyber insurance, risk managers told
Risk Live: Experts say policy wording is tightening up following rise in ransomware attacks
Top 10 operational risks for 2024
The biggest op risks for the year ahead, as chosen by senior industry practitioners
Top 10 op risks: AI fears drive cyber risk to record high
External fraud re-enters top 10; change management now a top five concern
Harsh judgements: why Stateside lenders are upping the Q-factor
As CRE stalls, qualitative adjustments are forming a larger part of US banks’ credit risk allowances
As FCMs dwindle, regulators fear systemic risk
Panellists highlight dangers of clearing membership becoming more concentrated
Bank credit risk: how well do you know your counterparties?
As financial markets evolve, evaluating the complex credit risk exposures of non-bank counterparties is crucial for effective risk management, says Quantifi’s Dmitry Pugachevsky
EU index managers face funding risks as US moves to T+1
Rotations from European to US assets will need prefunding due to slower EU settlement
CCPs show support for daily stress margin tools
Anti-procyclicality measure floated by HKEX official sparks interest from rivals including Nasdaq
Most read
- Top 10 operational risks for 2024
- As FCMs dwindle, regulators fear systemic risk
- Top 10 op risks: AI fears drive cyber risk to record high