在经济学和金h6kl学中,边际成MQeR指的是每一单jzSU新增生产的产qO1I(或者购买的Efht品)带来的总gInR本的增量9gTb
BarryEichengreen,DwightH.Perkins,andKwanhoShin,FromMiracletoMaturity:TheGrowthoftheKoreanEconomy,HarvardUniversityPress,2012