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中国科学院大学学报 ›› 2018, Vol. 35 ›› Issue (5): 589-594.DOI: 10.7523/j.issn.2095-6134.2018.05.003

• 数学与物理学 • 上一篇    下一篇

一种含流动性风险的保证金模型

陈松松1, 程希骏1, 马利军2   

  1. 1. 中国科学技术大学统计与金融系, 合肥 230026;
    2. 深圳大学管理学院, 广东 深圳 518060
  • 收稿日期:2017-02-22 修回日期:2017-06-19 发布日期:2018-09-15
  • 通讯作者: 程希骏
  • 基金资助:
    国家自然科学基金(71671176)资助

A margin model with liquidity risk

CHEN Songsong1, CHENG Xijun1, MA Lijun2   

  1. 1. Department of Statistics and Finance, University of Science and Technology of China, Hefei 230026, China;
    2. College of Management, Shenzhen University, Shenzhen 518060, Guangdong, China
  • Received:2017-02-22 Revised:2017-06-19 Published:2018-09-15

摘要: 针对现有模型无法有效解决期货组合的市场价格风险和流动性风险之间关系的刻画问题,对两种风险分开建模,首先考虑不同期货间同类风险的相关性,再考虑流动性风险和市场价格风险间的交互作用,进而给出一个含流动性风险的保证金模型设定。

关键词: 保证金, LMSV-t模型, pair-copula, VaR, 流动性风险

Abstract: Existing models can not be used to effectively describe the relationship between the market price risk and liquidity risk of futures portfolio. To solve this problem, this work models the two risks separately. Firstly, we consider the correlation of risks of the same kind among different futures. Secondly, we study the interaction between the market price risk and liquidity risk. Then,we provide a margin model including the liquidity risk.

Key words: margin, LMSV-t, pair-copula, VaR, liquidity risk

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