简介：Crudeoilisthemostimportantbasicenergyintheworldnowadaysandiscloselyconnectedwiththedevelopmentofnationaleconomy,consolidationofnationaldefenseandthelivingstandardofthepeople.Changesincrudepricecanhaveadecisiveimpactonanation'spoliticalandeconomicsituation.Hencethegovernmentofeverycountrysticksgreatimportancetocontrolovercrudeoilresourcesandadjustmentofcrudepricetoassurethestabilizationofitsdomesticcrudeoilmarket.
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