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Concording U.S. Harmonized System Categories Over Time

Justin Pierce () and Peter Schott ()

Working Papers from U.S. Census Bureau, Center for Economic Studies

Abstract: 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.

JEL-codes: F1 (search for similar items in EconPapers)
Pages: 20 pages
Date: 2009-05
New Economics Papers: this item is included in nep-cmp
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Citations: View citations in EconPapers (21) Track citations by RSS feed

Downloads: (external link)
https://www2.census.gov/ces/wp/2009/CES-WP-09-11.pdf First version, 2009 (application/pdf)

Related works:
Working Paper: Concording U.S. Harmonized System categories over time (2012) Downloads
Working Paper: Concording U.S. Harmonized System Categories Over Time (2009) Downloads
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Persistent link: https://EconPapers.repec.org/RePEc:cen:wpaper:09-11

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