基于最小生成树理论的空间结构分解模型

被引：2

作者：

蒋雪梅

机构：

[1] 中国科学院数学与系统科学研究院

[2] 中国科学院预测科学研究中心

来源：

数量经济技术经济研究 | 2011年 / 28卷 / 04期

关键词：

空间结构分解模型; 最小生成树; 帕式—拉式偏离指数; 区位商;

D O I：

10.13653/j.cnki.jqte.2011.04.003

中图分类号：

O242.1 [数学模拟]; F224 [经济数学方法];

学科分类号：

070102 ; 0701 ; 070104 ;

摘要：

现有空间结构分解模型存在测算结果不唯一及不满足传递性两大问题。本文提出了一种基于最小生成树理论的空间结构分解模型,在保证多个地区间比较传递性的同时,减小了结构分解模型测算结果不唯一性对模型应用的影响。基于我国地区投入产出表,本文以ICT产业区位商比较的五变量结构分解为例,示范了如何定义帕式—拉式偏离指数(PLS),建立了基于PLS指数的最小生成树,并将结论应用于空间结构分解,对该模型的有效性进行了验证。

引用

页码：150 / 161

页数：12

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