选取江苏省镇江市为例，运用系统动力学方法建立了该市的环境经济系统模型。
With the method of system dynamics, the model of environmental economic system of Zhenjiang city in Jiangsu province is set up.
本文用动态规划方法讨论了一类社会经济系统模型结构变化点的问题，并通过实例进行了验证。
This paper discussed a class of social economic system models structure change point by dynamic programming method, which are illustrated by examples.
通过投入产出变动模型，分析了经济系统中各个部门之间的投入与产出的相互依存关系。
This article, by means of the model of input output alternations, analyzes the interdependent input output relationships with various branches in economic system.
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