A.25% B.75% C.115% D.125%
A.拉氏價格指數(shù)(定基) B.拉氏價格指數(shù)(環(huán)比) C.派氏價格指數(shù)(定基) D.派氏價格指數(shù)(環(huán)比)
A.簡單指數(shù) B.加權(quán)指數(shù) C.個體指數(shù) D.平均指數(shù)