1) Co-persistence in volatility
波动协同持续
1.
In this paper, it has been tried to establish the model of volatility with Shanghai and Shenzhen Financial Markets, and studied co-persistence in volatility of these two markets based on the definition of Bollerslev and Engle(1993).
在本文中,尝试对沪深两股市进行波动建模,并基于Bollerslev and Engle关于风险波动协同持续的定义及性质进行了两股市波动协同持续分析。
2) Volatility persistence and co-persistence of moments series
矩序列波动持续与协同持续
3) Co-persistence
协同持续
1.
Research on the relationship of co-persistence based on high-frequency financial time series;
高频金融时间序列的协同持续关系研究
2.
Study on co-persistence of vector GARCH processes;
向量GARCH过程协同持续性研究
3.
This paper uses GARCH model to analyze the persistence of individual stock in Shanghai stock market, and persistence is eliminated by portfolio investment of stocks in order to avoid risk according to co-persistence.
由协同持续的思想,从投资组合的角度研究消除风险的持续性达到规避风险的途径。
4) common persistence
协同持续
1.
The Nonlinear Common Persistence of Multivariate GARCH Model;
向量GARCH模型的非线性协同持续
2.
The new definition of volatility persistence and common persistence is established.
基于脉冲响应函数,给出了波动持续与协同持续的定义和判定定理,为讨论金融风险持续性提供判定依据;基于小波神经网络,将相关主题的讨论推广到非线性领域,给出非线性协同持续建模方法。
3.
In order to capture the changing relations of the financial risk with the time scale,the definition of multiresolution persistence and common persistence is put forward based on the wavelet and the impulse response analysis.
为刻画金融风险随时间尺度的变化关系,基于小波分析和脉冲响应分析,给出了多分辨持续及多分辨协同持续的定义,扩展了先前有关波动持续及协同持续相关主题的讨论,分析了多分辨持续的三种状态并论证了多分辨协同持续与协整之间的对应关系。
5) copersistence
协同持续性
1.
In previous research papers,the research on volatility persistence and volatility copersistence is based on low-frequency data.
目前文献中对金融波动持续性和协同持续性的研究都是以低频金融数据为研究对象的。
6) co persistence
协同持续性
1.
Moreover, the persistence and co persistence in vector stochastic volatility model is investigated and the co persistence theorem is presented.
在介绍随机波动模型有关概念和性质的基础上 ,从单整的角度讨论了随机波动模型存在的持续性 ,并以此为基础 ,讨论向量随机波动模型存在的持续性和协同持续性 ,给出了随机波动模型的协同持续定理 。
2.
The integration and persistence of the BEKK model are discussed and the sufficient and necessary condition of co persistence in variance of the BEKK model is suggested.
首先介绍了有关方差持续性的概念 ,并引入了向量 GARCH过程一种特殊表示形式即 BEKK表示形式 ,在此基础上讨论了 BEKK的单整性和持续性 ,给出了协同持续性的一种简明判定方法并提出了 BEKK存在协同持续的充分必要条件 ,最后给出了一个协同持续的简化表示形
补充资料：X线的波动性
X线的波动性
物理学术语。X线是一种波长很短的电磁波。其波动性主要是表现以一定的波长和频率在空间传播，并发生折射、反射、干涉、衍射等现象。X线是一种横波，以波动方式传播，在真空中其波速与光速相同。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条