一本好的经济学著作应该站在世界经济学的前沿作出理论或方法的创新。从这个意义上说,由梁晶工作室策划,中国人民大学出版社出版的《新兴古典学和超边际分析》是一本好书。古典经济学和新古典经济学是市场经济不同时期的理论,它们之间有继承,但又有重大的差异。古典经济学关心一个国家如何才能富裕起来,中心是分工与专业化思想。分工与专业化是经济学真正的核心问题。可惜古典经济学没有一个好的数学框架,以致于被新古典经济学所取代。新古典经济学把中心转移 A good book on economics should stand by the forefront of world economics to make theoretical or methodological innovations. In this sense, it is a good book planned by Liang Jing Studio and published by Renmin University Press, “Neo-Classical and Ultra-marginal Analysis”. Classical economics and neoclassical economics are theories in different periods of the market economy, with inheritance but significant differences. Classical economics care about how a country can get rich, the center is the division of labor and specialization. Division of labor and specialization are the real core issues of economics. Unfortunately, classical economics does not have a good mathematical framework that has been replaced by neoclassical economics. Neoclassical economics shift the center