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文章采用软件SPSS13中的聚类分析方法对中外几个国家的军费规模进行类别判断,并通过因子分析研究类别差异产生的原因。结果表明,中国的国防费规模与美国不是一个类别;决定军费规模类别差异的主成分是经济实力和国土面积;在评价一个国家军费预算规模适度性的时候,国土面积与GDP、人均GDP等经济指标的评价地位一样重要。
This paper uses the cluster analysis method in software SPSS13 to judge the scale of the military expenditures in several countries both at home and abroad and analyzes the causes of the category differences through factor analysis. The results show that the scale of China’s defense expenditure is not a category with that of the United States. The main component that determines the difference in the scale of military expenditures is the economic strength and land area. In assessing the moderation of the budget scale of a country’s military budget, the economy of land area, GDP and GDP per capita The evaluation status of the index is just as important.