A.正常品 B.低檔品 C.吉芬商品 D.奢侈品
A.降低交易成本 B.團(tuán)隊(duì)生產(chǎn)經(jīng)濟(jì) C.規(guī)模經(jīng)濟(jì) D.范圍經(jīng)濟(jì)
A.生產(chǎn)經(jīng)營(yíng)什么 B.生產(chǎn)經(jīng)營(yíng)多少 C.怎樣生產(chǎn)經(jīng)營(yíng) D.資源利用是否充分