新中国成立后,我国进入了由新民主主义向社会主义过渡的历史时期。党在这一时期制定了过渡时期的总路线,即“一化三改”。以工业化为主体的建设体现了发展经济学的联系效应理论和部门优先发展顺序理论;对个体农业的社会主义改造体现了发展经济学中的发展中政府对农业进步所起的作用;对手工业和资本工商业的社会主义改造体现了发展经济学中的建立公营企业的思想。 After the founding of New China, our country has entered a historical period of transition from new democracy to socialism. During this period, the party formulated the general line for the transition period, that is, “one revolution, three revolutions.” The construction with industrialization as the main body embodies the theory of the connection effect of development economics and the order of departmental priority development; the socialist transformation of individual agriculture embodies the role of government in the development of economics in the development of agriculture and the role of agriculture in progress; The socialist transformation of capitalist industry and commerce embodied the idea of ​​establishing public enterprises in development economics.