假如完全竞争企业处于长期均衡时(并非整个行业),结论是()。
(A) P = MR=SMC:SAC
(B) P= MR= LMC:LAC
(C) P= MR= SMC= LMC, SAC= LAC:但前后两等式并不相等,即P≠SAC
(D) P、MR、SM(C)SA(C)LM(C)LAC均相等
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(A) P = MR=SMC:SAC
(B) P= MR= LMC:LAC
(C) P= MR= SMC= LMC, SAC= LAC:但前后两等式并不相等,即P≠SAC
(D) P、MR、SM(C)SA(C)LM(C)LAC均相等