单选题:期货交易是对抗性交易,在不考虑期货交易外部经济效益的情况下,期货交易是(  )。

  • 题目分类:期货投资分析
  • 题目类型:单选题
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题目内容:
期货交易是对抗性交易,在不考虑期货交易外部经济效益的情况下,期货交易是(  )。 A.增值交易
B.零和交易
C.保值交易
D.负和交易

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