A.市場(chǎng)的供求雙方 B.市場(chǎng)中的競(jìng)爭(zhēng)結(jié)果 C.商品對(duì)消費(fèi)者的邊際效用 D.個(gè)人欲望
A.規(guī)模報(bào)酬遞減 B.規(guī)模報(bào)酬不變 C.規(guī)模報(bào)酬遞增 D.以上都不正確
A.先對(duì)需求函數(shù)的參數(shù)進(jìn)行估計(jì),然后預(yù)測(cè) B.對(duì)自變量進(jìn)行估計(jì) C.對(duì)因變量進(jìn)行估計(jì) D.對(duì)彈性進(jìn)行估計(jì)