HHI: Stata module to compute Herfindahl index

Muhammad Rashid Ansari ()
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Muhammad Rashid Ansari: INSEAD Business School

Statistical Software Components from Boston College Department of Economics

Abstract: hhi computes Herfindahl-Hirschman index also commonly known as concentration measure in economics and finance and Simpson index in ecology. It allows user to generate new 'hhi' variables for large data panels and export output in table format.

Language: Stata
Requires: Stata version 9
Keywords: Herfindahl; Hirschman; Simpson; Concentration (search for similar items in EconPapers)
Date: 2012-08-28, Revised 2012-08-30
Note: This module should be installed from within Stata by typing "ssc install hhi". The module is made available under terms of the GPL v3 (https://www.gnu.org/licenses/gpl-3.0.txt). Windows users should not attempt to download these files with a web browser.
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Downloads: (external link)
http://fmwww.bc.edu/repec/bocode/h/hhi.ado program code (text/plain)
http://fmwww.bc.edu/repec/bocode/h/hhi.hlp help file (text/plain)

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Persistent link: https://EconPapers.repec.org/RePEc:boc:bocode:s457512

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