The technological advances theoryofdevelopment economics provide for all kinds of model choice for reference for China's agricultural technology advance.
而发展经济学的技术进步理论，则为我国农业技术进步提供了各种可供借鉴的模式选择。
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This paper tries to establish an econometric model based on aid theoryofdevelopment economics and to answer the above question using national data from 1980.
The article all-round reviews the historic evolution of internal control theory, and introduces the present latest theoryofdevelopment of international control.