Description of Presentation: In recent years, stress testing has moved into the mainstream of risk management practice. In our recent survey of risk management practices, we found that institutional investors consider it to be a valuable part of the risk management toolkit.. The development of comprehensive stress-testing programs is also encouraged (and in some cases required) by the regulators. Nevertheless, systematization of stress testing and integration with portfolio construction and other risk management practices has been lacking. In this presentation we outline a framework for the integration of stress testing in the investment process. There are four main steps in our framework: (1) selecting a severe, but plausible scenario (2) selecting the appropriate factors to shock (3) transmitting the shock to the portfolio and (4) constructing “event safe” portfolios based on the results of the stress test. We also outline a framework for formalizing the process of reverse stress testing in the context of a fundamental factor model. Our methodology for constructing “event safe” portfolios is illustrated for the case of a global government bond portfolio.
Oleg Ruban is a member of the Applied Research Team, where he works on portfolio management and risk related research for asset owners and investment managers. Mr Ruban started his professional career as a graduate trainee in derivative sales at the Royal Bank of Scotland and later worked as an emerging market economist and a quantitative strategist at Dresdner Kleinwort in London.
Mr Ruban has an undergraduate degree in Economics and Management from the University of Oxford and MSc degrees in Economics and Finance from the University of Warwick and Manchester Business School respectively. He is currently working towards his PhD in Finance at Manchester Business School, where his topic is the pricing of financial instruments in incomplete markets.
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