指标MOM波动因子贡献度 C_{i} 计算公式:采用LMDI(Logarithmic Mean Index Method)乘积因子拆解法,首先计算平均对数权重(Logarithmic Weight Average) L(X^{1},X^{0}) ,计算公式为L(X^{1},X^{0})=(X^{1}-X^{0})/(ln(X^{1})-ln(X^{0}))=\Delta X/(ln(X^{1})-ln(X^{0})),然后计算...