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_GPROD: Stata module to extend egen for product of observations

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Author Info
Philip Ryan () (University of Adelaide)
Abstract

prod provides a multiplicative function for egen analogous to the additive sum function. The product of all non-missing observations of meeting optional in and if conditions is returned in for each observation meeting the conditions. would most commonly be an existing variable in the data set. This is version 1.3.4 of the software.

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File URL: http://fmwww.bc.edu/repec/bocode/_/_gprod.ado
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File Function: program code
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File URL: http://fmwww.bc.edu/repec/bocode/_/_gprod.hlp
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File Function: program code
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Publisher Info
Software component provided by Boston College Department of Economics in its series Statistical Software Components with number S382501.

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Programming language: Stata
Requires: Stata version 6.0
Date of creation: 28 Jun 1999
Date of revision: 04 Aug 1999
Handle: RePEc:boc:bocode:s382501

Note: This module may be installed from within Stata by typing "ssc inst _gprod". Windows users should not attempt to download these files with a web browser.
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Postal: Boston College, 140 Commonwealth Avenue, Chestnut Hill MA 02467 USA
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This page was last updated on 2009-11-10.

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