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The pitfalls of risk modelling

Many portfolio managers use multi-factor models, but these are only as good as the various inputs used to construct them. MSCI looks at how flawed-model construction can result in optimised portfolios that are not efficient. The paper, Is Your Risk Model Letting Your Optimized Portfolio Down?, reveals that faulty risk models tend to underestimate risk […]

Systematic risk and the cross-section of hedge fund returns

This paper investigates the extent to which market risk, residual risk, and tail risk explain the cross sectional dispersion in hedge fund returns. The paper introduces a comprehensive measure of systematic risk (SR) for individual hedge funds by breaking up total risk into systematic and fund specific or residual risk components.