送交者: james_hussein_bond 于 2009-06-03, 05:57:50:

回答: you can buy OIL ETF 由 neo6 于 2009-06-02, 21:42:24:

• In fact, all three oil ETFs lag far behind crude price - james_hussein_bond (173 bytes) 2009-06-03, 06:01:15 (332180)

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