【作者(必填)】
Mary AmitiFederal Reserve Bank of New York and CEPR
Amit K. KhandelwalColumbia Business School and NBER
【文题(必填)】
Import Competition and Quality Upgrading
【年份(必填)】
2013
【全文链接或数据库名称(选填)】
http://www.mitpressjournals.org/doi/10.1162/REST_a_00271#.WHdGLfmECzE