A Portrait of Trade in Value Added over Four Decades
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We combine data on trade, production, and input use to document changes in the value added content of trade between 1970 and 2009. The ratio of value-added to gross exports fell by roughly 10 percentage points worldwide. The ratio declined 20 percentage points in manufacturing, but rose in non
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美国国家经济研究局创建时间：
2016-12-01
