我国主要进口商品的Armington替代弹性估计

被引:24
作者
陆旸
机构
[1] 中国人民大学经济学院
关键词
Armington替代弹性; Panel Data回归模型; 主要进口商品;
D O I
10.13510/j.cnki.jit.2007.12.006
中图分类号
F752.61 [进口贸易];
学科分类号
020206 ;
摘要
本文在对Armington替代弹性进行理论综述的基础上,运用Panel Data回归模型,对我国具有代表性的八种进口商品的Armington替代弹性进行了估计。回归结果表明:八种进口商品的整体替代弹性估计值较低,仅为0.568。其中,原煤的替代弹性估计值最高,为11.502;谷物和电视机的替代弹性估计值较低,分别为1.521和0.788。Armington替代弹性的大小反映的是进口商品与本国商品之间的替代程度,因此,我国原煤的进口敏感性较强,而电视机进口对国内电视机产业的冲击不大。
引用
收藏
页码:34 / 37+43 +43
页数:5
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