This article examines the relationship between the spot and futures prices of WTI crude oil using a sample of daily data. Linear causality testing reveals that futures prices lead spot prices, but nonlinear causality testing reveals a bidirectional effect, This result suggests that both spot and futures markets react simultaneously to new information. (C) 1999 John Wiley & Sons, Inc.
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Shanghai Univ Finance & Econ, Sch Int Business Adm, Shanghai, Peoples R ChinaShanghai Univ Finance & Econ, Sch Int Business Adm, Shanghai, Peoples R China
Ding, Haoyuan
Kim, Hyung-Gun
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Kangwon Natl Univ, Dept Econ, Chuncheon Si 200701, Gangwon Do, South KoreaShanghai Univ Finance & Econ, Sch Int Business Adm, Shanghai, Peoples R China
Kim, Hyung-Gun
Park, Sung Y.
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Chung Ang Univ, Sch Econ, Seoul 156756, South KoreaShanghai Univ Finance & Econ, Sch Int Business Adm, Shanghai, Peoples R China