县际经济差异的空间格局比较稳定，分布相对均衡。

The spatial structure of the counties' economic differences is comparatively even and is relatively distributed.

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文章提出了一种基于自组织理论与新经济地理学最新成果的城市与区域空间格局演变模型。

This paper proposes an urban and regional spatial model based on Self-organization theory and the new production of new Economic Geography.

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