Correlation
Safe havens no longer safe, quants fear
Equity-debt correlation breakdown and negative bond yields make investors nervous
Dispersion trades suffer in coronavirus selloff
Losses put at roughly $150m – even before markets tanked on March 9
ICAAP/ILAAP – Unlocking business value from capital and liquidity assessment
Regulators consider banks’ internal capital adequacy and assessment process (ICAAP) and internal liquidity adequacy assessment process (ILAAP) important tools in managing risk. The European Central Bank’s (ECB’s) updated guidance – which came into effect…
An internal default risk model: simulation of default times and recovery rates within the new Fundamental Review of the Trading Book framework
This paper presents a new default risk model for market risk that is consistent with these requirements. The recovery rates follow a waterfall model that is based on a minimum entropy principle.
Ripping up the old asset class labels
Outmoded classifications of securities may be concealing market risk. AI has a better idea
Quant funds look to AI to master correlations
Machine learning shows promise in grouping assets better, predicting regime shifts
Will uncleared margin rules change the FX landscape?
As the next phases of uncleared margin rules come into force, there will be an economic driver for more clearing of FX. By Phil Hermon, Executive Director of FX Products at CME Group
The Fundamentals of market risk rules
With the 2022 Fundamental Review of the Trading Book (FRTB) deadline looming, banks are fast coming to grips with the amount of work still to be done to achieve a successful implementation
Engle: rise in geopolitical risks may be overestimated
Risk USA: Nobel laureate’s new ‘Geovol’ model suggests geopolitical risk no higher than during past 20 years
Politicians must heal a fractured UK society
Political journalist Robert Peston has grave concerns over the future of Britain, seeing profound risks with or without Brexit
Search for alpha in a volatile world
Alpha generation can be an elusive goal, particularly when trading volatility. Three different approaches to trading volatility were discussed by a panel looking at the role of systematic and carry strategies in finding profit in a high-volatility world
Study of correlation impact on credit default swap margin using a GARCH–DCC-copula framework
In this paper, the authors establish generalized autoregressive conditional heteroscedasticity–dynamic conditional correlation (GARCH–DCC) and constant conditional correlation (CCC) copula model frameworks to study time-varying correlation among credit…
Mirror-image factors are wiping out quant alpha
Equity momentum and value strategies are cancelling each other out, buy-siders say
Floating start date for 2020 stress test alarms EU banks
Regulator proposal could lead to less reliable market risk data, critics warn
On probability of default and its relation to observed default frequency and a common factor
This paper considers a definition of through-the-cycle as independent from an economic state that can result in a time-varying TTC probability of default.
Asset correlation estimation for inhomogeneous exposure pools
This study investigates the systematic error that is made if the exposure pool underlying a default time series is assumed to be homogeneous when in reality it is not.
Structured products – The ART of risk transfer
Exploring the risk thrown up by autocallables has created a new family of structured products, offering diversification to investors while allowing their manufacturers room to extend their portfolios, writes Manvir Nijhar, co-head of equities and equity…
The future of emerging markets – 30 years on from the launch of the MSCI Emerging Markets Index
For the past 30 years, emerging markets have provided return enhancement and risk diversification opportunities for global equity investors. The opening of the domestic Chinese capital market and its integration into international markets is likely to…
Parameter estimation, bias correction and uncertainty quantification in the Vasicek credit portfolio model
This paper is devoted to the parameterization of correlations in the Vasicek credit portfolio model. First, the authors analytically approximate standard errors for value-at-risk and expected shortfall based on the standard errors of intra-cohort…
An efficient portfolio loss model
This paper develops a parsimonious model for evaluating portfolio credit derivatives dependent on aggregate loss.
How AI could tear up risk modelling canon
BlackRock, MSCI, LFIS among firms looking to replace traditional, linear risk models
A helping hand – Addressing industry concerns
The Basel Committee on Banking Supervision’s final revisions to the FRTB guidelines aim to address industry concerns around complexity and capital implications. A forum of industry leaders discusses whether the changes have been effective and how banks…