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【单选题】
贬值将会影响国民收入。当边际吸收倾向大于1时，闲置效应使国民收入变化方向为_____，贸易条件效应使国民收入变化方向为_____。A.
下降，增加
B.
下降，下降
C.
增加，下降
D.
增加，增加
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