The theory and method of modeling volatility persistence of time series is a powerful tool in analyzing the risk of economic and finance market.
时间序列的波动持续性建模理论和方法是经济金融领域风险分析的一种强有力的工具。
In particular, it has been demonstrated that the conventional GARCH model can exaggerate volatility persistence compared to the (true) volatility process perceived by the market.
特别是，相对于被市场所发现的真实波动过程来说，传统的GARCH模型夸大了波动的持续性。
In particular, it has been demonstrated that the conventional GARCH model can exaggerate volatility persistence compared to the (true) volatility process perceived by the market.
特别是，相对于被市场所发现的真实波动过程来说，传统的GARCH模型夸大了波动的持续性。
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