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st: RE: ln1=0 for missing values


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: ln1=0 for missing values
Date   Wed, 21 Apr 2004 13:29:13 +0100

Yes, there are. Unless you have extra grounds
for thinking that missing really means 1, 
this practice surely cannot be recommended 
in general. 

Nick 
n.j.cox@durham.ac.uk 

fatma bircan
 
> Is there any problems with assuming that the dependent variable takes
> the value of 1 when it is missing to make the ln(dep. var.) equal to
> zero.

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