短語詞組短語income e elasticity 收入彈性income demand elasticity 收入需求彈性;需求收入的彈性;需求的收入彈性income increase elasticity 收入增長彈性Income e elasticity of demand 需求的收入彈性;收入需求彈性;需求收入彈性income elasticity of demanc 需求收入彈性income elasticity analysis 收入彈性分析Service trade income elasticity 服務(wù)貿(mào)易收入彈性demand income elasticity 需求收入彈性conditional income elasticity [經(jīng)]條件收入彈性 返回 income elasticity