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基于混合密度网络的股市流动性风险研究

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摘要 本文提出了运用混合密度网络计算流动性指标的密度分布,并将其纳入到VaR框架计算股市的流动性风险。首先,构建了一个股票市场流动性的度量指标。其次,由于混合密度网络可以任意逼近真实的密度函数,可较好地满足金融时间序列尖峰胖尾的统计特征。所以我们用混合密度网络来估计流动性指标的密度分布。最后,将混合密度网络输出的条件密度函数纳入到较成熟的VaR框架中,进而度量流动性风险。基于混合密度网络来进行流动性风险管理,为丰富风险管理技术提供了一个新的思路和手段。
出处 《中国证券期货》 2013年第9X期34-36,共3页 Securities & Futures of China
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参考文献4

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