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Re: st: diving values of a column with other values of the same column
From
Scott Merryman <[email protected]>
To
[email protected]
Subject
Re: st: diving values of a column with other values of the same column
Date
Tue, 5 Feb 2013 17:58:11 -0600
On Tue, Feb 5, 2013 at 3:34 PM, Tzaloupas Dimitrov
<[email protected]> wrote:
> Dear all,
>
> I have the following excel file which I import into Stata
> Country overall specific dates values
> DD gg 0 01/11/2001 5
> DD gg 0 01/12/2001 2
> DD gg 0 01/01/2001 3
> DD gg zz 01/11/2001 15
> DD gg zz 01/12/2001 12
> DD gg zz 01/01/2001 13
> EE gg 0 01/11/2001 0.5
> EE gg 0 01/12/2001 0.2
> EE gg 0 01/01/2001 0.3
> EE gg zz 01/11/2001 25
> EE gg zz 01/12/2001 122
> EE gg zz 01/01/2001 2 3
>
> For each country separately(DD and EE) I would like to divide the values that correspond to specific==zz by the values that correspond to speciffic==0
>
> For example, for DD I want to divide the vector of values (15 12 13) that corresponds to specific==zz by the vector (5 2 3) that corresponds to specific==0; so as to construct a new vector of values=(15/5 12/2 13/3)
bys country (spec dates) : gen values2 = values/values[_n-3]
Scott
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