| 我国贸易多样性的收益分析和影响因素——基于内延边际与外延边际的考察 |
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| 引用本文： | 赵永亮,阿彦.我国贸易多样性的收益分析和影响因素——基于内延边际与外延边际的考察[J].数量经济技术经济研究,2011(7). |
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| 作者姓名： | 赵永亮 阿彦 |
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| 作者单位： | 暨南大学经济学院;德克萨斯州立大学; |
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| 基金项目： | 国家社科基金重大项目(08&ZD030)“中国扩大农业对外开放战略研究”; 2009年教育部人文社会科学项目(项目批准号:09YJC90120); 广东省哲学社会科学“十一五”规划2010年度规划项目(项目批准号:09E-25)的资助 |
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| 摘 要： | 本研究以我国贸易多样性为研究对象,通过多国模型阐述了贸易自由化可增加多样性贸易福利;基于Feenstra(1994)的贸易多样性指数,本文给出了1995~2007年我国贸易扩张的内延边际和外延边际,2001年之后贸易的外延边际(多样性扩张)带来的贸易收益十分显著。实证结果表明,人均收入的跨国差异不利于贸易多样性的扩张,关税和非关税壁垒同样成为我国进口多样性的阻力因素,而中小企业群体规模对贸易多样性扩张的贡献作用显著。
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| 关 键 词： | 多样性 内延边际 外延边际 |
Analysis on Welfare Gain of Trade Variety and Its Factors |
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| Zhao Yongliang et al..Analysis on Welfare Gain of Trade Variety and Its Factors[J].The Journal of Quantitative & Technical Economics,2011(7). |
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| Authors: | Zhao Yongliang |
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| Institution: | Zhao Yongliang et al. |
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| Abstract: | This paper introduces a trade model of multi-countries and focuses on analyzing trade variety and discussing welfare gain from trade freedom.Based on Feenstra's(1994) variety index,this paper uses samples of 1995~2007 to measure China's trade expansion at both intensive and extensive margin level.The result shows that extensive margin(variety) has a significant contribution to trade expansion after 2001.The empirical findings also imply that the difference of income per capita across countries is not conduc... |
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| Keywords: | Variety Intensive Margin Extensive Margin |
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