主要国家林产品对外依存度因子聚类分析

编号 lyqk003264

中文标题 主要国家林产品对外依存度因子聚类分析

作者 陈勇  王振  宿海颖  夏恩龙 

作者单位 中国林业科学研究院林业科技信息研究所,北京100091;中国林业科学研究院,北京100091;中国林业科学研究院林业科技信息研究所,北京100091;中国林业科学研究院林业科技信息研究所,北京100091

期刊名称 世界林业研究 

年份 2010 

卷号 23

期号 4

栏目编号 3

栏目名称 问题探讨 

中文摘要 近年来,中国林产品对外依存度不断提高,并且远远高于发达国家和发展中国家的水平。要科学合理地评价对外依存度,需要采取适当的比较对象并选择合理的评价指标体系。文中以18个主要国家的对外依存度为研究对象,依据整体性、科学性和可操作性等原则建立评价指标体系,借助SAS软件,先对影响对外依存度的各项指标进行因子分析,计算各主因子得分和综合因子得分并进行排序,然后在此基础上做聚类分析,将18个主要林业国家分为4类。

关键词 林产品贸易  对外依存度  指标体系  因子分析  聚类分析 

基金项目 中央级公益性科研院所专项中国木材产业安全评估体系及预警机制研究(CAFYBB2008024)

英文标题 Factor and Cluster Analyses on Foreign Trade Dependence of Forest Product in Main Forestry Countries

作者英文名 Chen Yong,Wang Zhen,Su Haiying and Xia Enlong

单位英文名 Research Institute of Forestry Policy and Information,Chinese Academy of Forestry,Beijing 100091,China;Chinese Academy of Forestry,Beijing 100091,China;Research Institute of Forestry Policy and Information,Chinese Academy of Forestry,Beijing 100091,China;Research Institute of Forestry Policy and Information,Chinese Academy of Forestry,Beijing 100091,China

英文摘要 China's foreign trade dependence of forest product has been increasing in recent years and much higher than those in developed and other developing countries.However,in order to evaluate the foreign trade dependence scientifically and reasonably,it is necessary to adopt appropriate countries and reasonable evaluation index system.With 18 forestry countries as its research object,this paper set up an evaluation index system under the principles of integration,science-based and operability.After the factor analyses were conducted for various indexes that influence the foreign trade dependence and the scores of various main factors and comprehensive factors were calculated and arranged in order by means of SAS software,the cluster analyses was made to categorize the 18 forestry countries into 4 categories.

英文关键词 forest product;trade;foreign trade dependence;index system;factor analysis;cluster analysis

起始页码 78

截止页码 80

投稿时间 2010/3/25

分类号 F316.2;F24

参考文献 [1] 崔大沪.中国外贸依存度的分析与思考[J].世界经济研究,2004 (4)
[2] 许统生,黄彦我国外贸依存度分析[J].当代财经,2003(4)
[3] FAO 2007年世界森林状况[R].罗马,2008
[4] 吴念鲁.中国对外贸易依存度有多大[J].国际金融报,2002-09 -19
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