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"Did speculative activities contribute to high crude oil prices during 1993 ..."
Xun Zhang, Kin Keung Lai, Shouyang Wang (2009)
- Xun Zhang, Kin Keung Lai, Shouyang Wang:
Did speculative activities contribute to high crude oil prices during 1993 to 2008? J. Syst. Sci. Complex. 22(4): 636-646 (2009)
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