Abstract: This paper establishes an econometrics model based on the panel data of 13 cities in Jiangsu province, and analyzes the contributive factors of input and output from the model.

• 摘要: 在对江苏省13个市的粮食生产数据搜集整理的基础上，运用面板数据模型进行了投入产出的影响因素分析。