在完全竞争市场厂商的长期均衡产量上必然有:()
A:MR=LMC≠SMC,式中MR=AR=P;
B:MR=LMC=SMC≠LAC,式中MR=AR=P;
C:MR=LMC=SMC=LAC≠SAC,式中MR=AR=P;
D:MR=LMC=SMC=LAC=SAC,式中MR=AR=P。
出自:经济学