And they can also establish counter positions to hedge portfolio risk.

他们还可以建立反向头寸,以对冲投资组合风险.

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The relation between securities correlation and portfolio risk is discussed as well.

本文还探讨了证券相关性和组合风险之间的关系.

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Then, the improved model can better measure the portfolio risk of loan.

这样, 改进后的经济资本计量模型在实务中可以更加贴切的度量银行贷款组合的风险.

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The essence of security portfolio risk is the indeterminacy of the security value movement.

证券投资风险的实质是证券资产价值运动的不确定性.

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The themes of this chapter, then, are portfolio risk, security risk, and diversification.

然后, 就是本章的主旨, 资产组合风险, 证券风险和多元化.

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