A.25% B.75% C.115% D.125%
A.簡(jiǎn)單指數(shù) B.加權(quán)指數(shù) C.個(gè)體指數(shù) D.平均指數(shù)
A.產(chǎn)量指數(shù) B.價(jià)格指數(shù) C.單位成本指數(shù) D.勞動(dòng)生產(chǎn)率指數(shù)