当需求收入弹性Ey1时,表明()。A、需求数量的相应增加大于收入的增加B、需求数量的相应增加小于收入的增加C、不管收入如何变动,需求数量不变D、收入增加时买得少,收入降低时买得多

当需求收入弹性Ey<1时,表明()。

  • A、需求数量的相应增加大于收入的增加
  • B、需求数量的相应增加小于收入的增加
  • C、不管收入如何变动,需求数量不变
  • D、收入增加时买得少,收入降低时买得多

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