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作 者:张峰 王晗 薛惠锋[2] ZHANG Feng;WANG Han;XUE Hui-feng(School of Management,Shandong University of Techrwlogy,Zibo 255012;Chirm Academy of Aerospace System Scientific and Engineering,Beijing 100048)
机构地区:[1]山东理工大学管理学院,山东淄博255012 [2]中国航天系统科学与工程研究院,北京100048
出 处:《软科学》2020年第10期43-49,共7页Soft Science
基 金:国家自然科学基金项目(71904108、U1501253);中央分成水资源费项目(2016H22SK041)。
摘 要:引入松弛因子的方向性距离函数构建工业绿色全要素水资源效率测度模型,对省际效率值进行时序测度,并对其进行核密度估计及层次聚类分析,在此基础上,利用空间探索性数据分析模型对工业绿色全要素水资源效率进行空间自相关特征检验。结果表明,工业绿色全要素水资源效率先后呈现由趋同到极化再到单极化变迁的核密度演化规律,同时在空间维度上已形成"五大梯度"的分布格局。这种空间格局并非是随机分布,而是存在显著正相关性,并在持续提高的趋势下具备周期性变化特点。局域空间聚集呈现由收敛到发散再到收敛的演化特征,其中,"高高"聚集地带主要位于东部地区。Industrial green total factor water resource efficiency measurement model is constructed based on the directional distance function introducing the relaxation factor, and the efficiency values of different provinces are measured, and then they are analyzed by kernel density estimation and hierarchical cluster analysis.Moreover, the spatial autocorrelation characteristics are tested using spatial exploratory data analysis model.The results show that, the nuclear density evolution trend is from convergence to polarization to single polarization, and the efficiency presents a distribution pattern of ‘five major gradients’ in the spatial dimension.It is not a random distribution, but has a significant positive correlation, and has the characteristics of periodic changes under the trend of continuous improvement.The local spatial aggregation presents an evolutionary characteristic from convergence to divergence and then to convergence,and the ‘high-high’ agglomeration area is mainly located in the eastern region.
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