Spatial spillover effects can be either positive or negative.
空间溢出效应可分为空间正溢出效应和空间负溢出效应。
参考来源 - 电信基础设施对我国经济增长的作用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Considering spatial spillover effects of outputs and inputs, a modified knowledge production spatial panel data model is established.
在综合考虑知识产出和投入空间溢出效应的基础上，构建了改进的知识生产空间面板数据模型。
In this paper, telecommunications infrastructure is considered to influence economic growth through the following two mechanisms: sector spillover effects and spatial spillover effects.
在此基础上，本文主要从两个方面分析电信基础设施对经济增长的影响机制：部门溢出效应和空间溢出效应。
The results showed that university-industry-government cooperation made a significantly positive influence on the economic growth, and had a spatial spillover effect on the surrounding areas.
研究结果表明：高校的官产学合作活动对经济增长具有显著拉动作用，并且在邻近地区间存在空间溢出效应。
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