Maximize U(x₁,x₂) subjected to the budget constraint p₁x₁+p₂x₂=I, find the two first order conditions, together with the budget constraint, you may solve x_1^* and x_2^*, which are the functions of I and p, then plug x_1^* and x_2^* into the utility function, you get the inderect utility function.

[此贴子已经被作者于2007-12-13 2:50:09编辑过]

这是日本研究生入试题，是太简单还是怎么，怎么不愿赐教呢呢

呵呵，的确是过于简单了，所以二楼甚至都不愿意用中文告诉你了——二楼的就是标准答案！