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st: Difference in dates


From   Lisa Davis <lisadavismd@gmail.com>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   st: Difference in dates
Date   Sun, 15 Jul 2012 13:48:49 -0600

I'm comparing two date variables (coded daily) in Stata by subtracting one from a second, which gives a difference in days. When the dates are the same, the result is 0.5 rather than 0. Does anyone have an explanation?
Thanks,
Lisa



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