Price risk in crude oil markets: A VaR approach of EVT

Wei Bin Yu*, Ying Fan, Yi Ming Wei

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

8 Citations (Scopus)

Abstract

This paper introduces the extreme value theory (EVT) of VaR into the research on the price risk of international crude oil spot markets. To get the empirical results, the POT (peaks over threshold) model of EVT is used to study the spot price data of WIT and Brent. As some improvement, this paper introduces partial regression coefficient, clustering and runs test into the POT model. Based on the empirical results, the difference between two spot markets is discussed. Furthermore, the difference between downside risk and upside risk in each spot market is also discussed.

Original languageEnglish
Pages (from-to)12-20
Number of pages9
JournalXitong Gongcheng Lilun yu Shijian/System Engineering Theory and Practice
Volume27
Issue number8
Publication statusPublished - Aug 2007
Externally publishedYes

Keywords

  • Cluster
  • Downside risk
  • EVT
  • Upside risk
  • VaR

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