Re: st: RE: basic commands question

[Nick Winter <nw53@cornell.edu>]

At 08:13 PM 5/5/2004 +0100, you wrote:
> > Or..
> > why does the following code not work?
> >
> > . by (var1 var2): egen freq=count(var3)
> >
> > I want to count the number of occurences  (var3) for each
> > year for each
> > country.  how do i save this reorganized result in a .dta file?
You need to omit the parentheses:

        . by var1 var2: egen freq=count(var3)

(And be sure you've previously sorted on var1 var2).

--Nick Winter


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