Concording U.S. Harmonized System Categories Over TimeJustin R. Pierce, Peter K. Schott
NBER Working Paper No. 14837 This paper: outlines an algorithm for concording U.S. ten-digit Harmonized System export and import codes over time; describes the concordances we construct for 1989 to 2004; and provides Stata code that can be used to construct similar concordances for arbitrary beginning and ending years from 1989 to 2007.
Machine-readable bibliographic record - MARC, RIS, BibTeX Document Object Identifier (DOI): 10.3386/w14837 Users who downloaded this paper also downloaded* these:
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