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Meeting the Regulatory and Business Expectations of Stress Testing and Back Testing


This presentation explores stress testing and back testing for UCITS funds, including proposed regulatory guidelines, back testing issues (such as periodicity, look-back bias, selection effects and market-implied risk measurement). It also explores the different interpretations that can be placed on the term 'stress testing'.

Slides
1Meeting the Regulatory and Business Expectations of Stress Testing and Back Testing
2Agenda
3Agenda
4CESR proposed guidelines - Overview
5Comment: in line with regulatory thinking elsewhere
6Calculation standards
7Back testing (1)
8Back testing (2)
9Comment: are risk models this reliable?
10Stress testing (1)
11Stress testing (2)
12Stress testing (3)
13Comments
14Additional safeguards
15Comment
16Agenda
17Visualising likelihoods
18Back testing
19Is 99%ile the right quantile to focus on?
20Does the model fit well 'period by period'?
21Return behaviour depends on periodicity
22Lock-back bias, in-sample and out-of-sample testing
23Selection effects, see Kemp (2010, 2010a, 2010b)
24Selection effects - potential magnitude
25Market-implied risk measurement
26Stress testing
27Stress testing
28Different meanings given to the term 'stress testing'
29Reverse stress testing
30Stress testing - other observations
31Summary
32References
33Important Information



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