Title | ||
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Incorporating Asymmetric Distributional Information in Robust Value-at-Risk Optimization |
Abstract | ||
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Value-at-Risk (VaR) is one of the most widely accepted risk measures in the financial and insurance industries, yet efficient optimization of VaR remains a very difficult problem. We propose a computationally tractable approximation method for minimizing the VaR of a portfolio based on robust optimization techniques. The method results in the optimization of a modified VaR measure, Asymmetry-Robust VaR (ARVaR), that takes into consideration asymmetries in the distributions of returns and is coherent, which makes it desirable from a financial theory perspective. We show that ARVaR approximates the Conditional VaR of the portfolio as well. Numerical experiments with simulated and real market data indicate that the proposed approach results in lower realized portfolio VaR, better efficient frontier, and lower maximum realized portfolio loss than alternative approaches for quantile-based portfolio risk minimization. |
Year | DOI | Venue |
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2008 | 10.1287/mnsc.1070.0769 | Management Science |
Keywords | Field | DocType |
computationally tractable approximation method,quantile-based portfolio risk minimization,conditional var,accepted risk measure,asymmetry-robust var,efficient optimization,robust value-at-risk optimization,portfolio loss,portfolio var,modified var measure,incorporating asymmetric distributional information,robust optimization technique,value at risk,efficient frontier,coherent risk measure,robust optimization,risk management | Econometrics,Mathematical optimization,Economics,Risk analysis (business),Robust optimization,Project portfolio management,Post-modern portfolio theory,Efficient frontier,Portfolio,Portfolio optimization,Value at risk | Journal |
Volume | Issue | ISSN |
54 | 3 | 0025-1909 |
Citations | PageRank | References |
40 | 1.98 | 7 |
Authors | ||
3 |
Name | Order | Citations | PageRank |
---|---|---|---|
Karthik Natarajan | 1 | 407 | 31.52 |
Dessislava Pachamanova | 2 | 280 | 17.89 |
Melvyn Sim | 3 | 1909 | 117.68 |