A.飛機(jī)制造業(yè) B.煙草業(yè) C.日用小商品制造業(yè) D.汽車制造業(yè)
A.價(jià)格等于長(zhǎng)期平均成本 B.邊際收益等于長(zhǎng)期平均成本 C.邊際收益等于長(zhǎng)期邊際成本,但大于短期邊際成本 D.經(jīng)濟(jì)利潤(rùn)大于等于0
A.MR=LMC≠SMC,其中MR=AR=P B.MR=LMC=SMC≠LAC,其中MR=AR=P C.MR=LMC=SMC=SAC≠LAC,其中MR=AR=P D.MR=LMC=SMC=SAC=LAC,其中MR=AR=P