前言经济学向其他社会科学扩充,而且颇有斩获,这是不争的事实;芝加哥大学的拉齐尔(Edward Lazear)教授,就曾以“经济帝国主义”为名发表论文,探讨这种现象。为什么经济学有这种威力,可以“无入而不自得”?在试着回答这个问题之前,我可以先以个人经验,稍稍描述经济分析的威力。首先,在阅读其他社会科学的论文时,我常有一种感觉:二三十页或更长的论文,篇幅虽 Introduction It is an indisputable fact that economics has been greatly expanded to other social sciences. Professor Edward Lazear of the University of Chicago published a paper on the subject of “economic imperialism” phenomenon. Why does economics have such a power to “get out of your hands but not to be proud of you”? Before I try to answer this question, I can first describe the power of economic analysis with my own personal experience. First of all, I often have a feeling when reading other dissertations in the social sciences: twenty or thirty or more papers