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From | Joe Dreyfus <joedreyfus@gmail.com> |
To | <statalist@hsphsun2.harvard.edu> |
Subject | Re: st: Count if binomial variable changes |
Date | Mon, 04 Jun 2012 22:36:58 +0200 |
Dear Austin and Nick, Thanks for your helpful advice. Cheers, Joe On 4/06/12 9:09 PM, "Austin Nichols" <austinnichols@gmail.com> wrote: >Nick Cox <njcoxstata@gmail.com>, Joe Dreyfus <joedreyfus@gmail.com>: >Better to use tabulate with a lagged variable. >http://www.stata.com/statalist/archive/2011-04/msg01110.html > >On Mon, Jun 4, 2012 at 2:30 PM, Nick Cox <njcoxstata@gmail.com> wrote: >> . help xttrans >> >> ??? >> >> Nick >> >> On Mon, Jun 4, 2012 at 7:08 PM, Joe Dreyfus <joedreyfus@gmail.com> >>wrote: >>> >>> Count if binomial variable changes >>> >>> I am using panel data and would like to count the number of >>>individuals who >>> have experienced a change in a binomial variable across 10 time >>>periods. >>> I.e. For individual i, at t =1 var =0, at t=2 var = 1. In addition I >>>would >>> like to know the direction of the change. How many individuals moved >>>from 0 >>> to 1, and how many total observations are there? How many moved from 1 >>>to 0, >>> and how many total observations are there? >>> >>> I am using Stata 12 for Mac > >* >* For searches and help try: >* http://www.stata.com/help.cgi?search >* http://www.stata.com/support/statalist/faq >* http://www.ats.ucla.edu/stat/stata/ * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/