发展经济学是现代经济学体系中一门综合性、边缘性的分支学科，它的主要研究对象是发展中国家的经济发展问题，因此，同其他西方经济学分支相比，它同发展中国家最贴近。发展经济学也是一门政策导向色彩很浓的学科，发展中国家由于接受了来自发展经济学家们对经济发展不同理解 Developmental economics is a comprehensive and marginal branch of modern economic system. Its main object of study is the economic development of developing countries. Therefore, compared with other branches of western economics, it has the same advantages as developing countries The closest. Development economics is also a policy-oriented discipline with rich colors. Developing countries, having accepted the different understandings of economic development from economists for development