.西方经济学英文缩写名词解释第一章略第二章D Demand 需求S Supply 供给P Price 价格 Q Quantity 数量Ed Price elasticity of demand 需求价格弹性EM income elasticity of demand 需求收入弹性M money 收入EAB Cross price elasticity of demand 需求交叉价格弹性Es Price elasticity of supply 供给价格弹性第三章 TU Total utility 总效用 TU=f(Q) MU Marginal utility 边际效用MRSXY Marginal rate of substitution 商品边际替代率第四章 L Labour 劳动K Capital 资本TC total cost总成本 TC=f(Q) 4.1AC average cost 平均成本MC marginal cost 边