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机译:通过估计的组合重量,回溯投资组合价值 - 风险
Fudan Univ Sch Econ Shanghai Peoples R China;
Cent Univ Finance & Econ Chinese Acad Finance & Dev 39 South Coll Rd Beijing 100081 Peoples R China;
Backtesting; portfolio; estimation risk; forecast evaluation; risk management; value-at-risk;