Tail Risk in the Chinese Vegetable Oil Market: Based on the EGAS-EVT Model

This paper uses extreme value theory and exponential generalised autoregressive score models to estimate the tail extremes of financial return series. The peak-over-threshold method based on the generalised pareto distribution is combined with the EGAS models and the nonparametric quantile method is...

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Bibliographic Details
Main Authors: Yueqiang Zhang, Guanghui Han, Hui Xie, Zixing Wang
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Discrete Dynamics in Nature and Society
Online Access:http://dx.doi.org/10.1155/2022/1904490
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