by Fenghai Li, Haofei Yu, Jiaxuan You
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Suggested foundations for portfolio construction and risk measurement and stress. Specialist prerequisites vary by paper.
Understand the covariance structure of portfolio risk.
Read objectives, constraints and optimality conditions.
Represent losses as a distribution rather than one forecast.
Distinguish a loss quantile from the average loss in the tail.
Construct allocations and examine sensitivity to estimated inputs.
Turn mathematical weights into feasible portfolio decisions.
Compare risk estimators and their assumptions.
Connect diversification, common risk factors, investor views, and the properties of a risk measure.