于魁智上天台姚皇兄:what is your marginal rate of substitution of $1 bills for $5 bills?

来源：百度文库 编辑：高考问答 时间：2024/04/28 17:05:52
中级微观的课后作业,始终没弄明白A对B的边际替代率,究竟是A的增量比B的减量,还是B的减量比A的增量?应该是后者,对吗?

我也觉得是后者

what is your fun ? What is your name? what is your opinion?? what is your name? what is your name What is your name? What is your name What is your name? What is your favourite superman ? what is your best memory