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[单选题,5分] 在完全竞争市场上,厂商长期均衡的条件是( )
A.MR=MC
B.AR=AC
C.MR=MC=AR=AC
D.MR=MC=P
A.MR=MC
B.AR=AC
C.MR=MC=AR=AC
D.MR=MC=P
参考答案
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