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Re: st: AW: levelsof problem?

 From Tirthankar Chakravarty To statalist@hsphsun2.harvard.edu Subject Re: st: AW: levelsof problem? Date Tue, 27 Jul 2010 16:43:08 +0530

```Then this (cumbersome) script should do what you want:
*********************************************
clear*
input str2 country      eu      GE_F NL_F  UK_F US_F
US      0       1       1       1       0
US      0       1       1       1       0
NL      1       1       0       1       1
IN      0       1       1       1       1
GE      1       0       1       1       1
GE      1       0       1       1       1
US      0       1       1       1       0
US      0       1       1       1       0
US      0       1       1       1       0
PT      1       1       1       1       1
end
g PT_F = 2
levelsof country if eu==1, local(lev) clean
local lev2
foreach x of local lev {
local lev2 " `lev2' `x'_F "
}
egen eutotal = rowtotal(`lev2')
*********************************************

T

2010/7/27 joe j <joe.stata@gmail.com>:
> Thanks, Martin. This is not quite what I wanted; The following command
>  is good enough.
> egen eutotal=rowtotal(GE_F NL_F  UK_F)
>
> The *_F variables need to be selected based on whether they belong to
> eu or not (GE_F NL_F  UK_F are selected, but not US_F) (The values of
> _*F variables are not based on whether eu=1 or otherwise).  But there
> are many groupings, like eu, and a lot of countries, so I was looking
> for an easy method to select. But it seems to me that manual selection
> is the only choice.
>
> On Tue, Jul 27, 2010 at 11:39 AM, Martin Weiss <martin.weiss1@gmx.de> wrote:
>> <>
>>
>> You could of course -replace- to the values you want based on the -if-
>> qualifier after the fact:
>>
>>
>> *************
>> egen eutotal=rowtotal(GE_F NL_F  UK_F)
>> replace eutotal=. if !eu
>> *************
>>
>>
>> The reason that your second approach does not work is that Stata expects a
>> -varlist- while you feed it
>>
>> `"GE"' `"NL"' `"PT"'_F
>>
>> which it cannot process. Type -ma di- to see the contents of your -macro-s.
>>
>>
>>
>> HTH
>> Martin
>>
>> -----Ursprüngliche Nachricht-----
>> Von: owner-statalist@hsphsun2.harvard.edu
>> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von joe j
>> Gesendet: Dienstag, 27. Juli 2010 10:36
>> An: statalist@hsphsun2.harvard.edu
>> Betreff: st: levelsof problem?
>>
>> >From a data set roughly like the following
>> clear*
>> input str2 country      eu      GE_F NL_F  UK_F US_F
>> US      0       1       1       1       0
>> US      0       1       1       1       0
>> NL      1       1       0       1       1
>> IN      0       1       1       1       1
>> GE      1       0       1       1       1
>> GE      1       0       1       1       1
>> US      0       1       1       1       0
>> US      0       1       1       1       0
>> US      0       1       1       1       0
>> PT      1       1       1       1       1
>> end
>>
>> I want to calculate the  row sum of all *_F variables pertaining to eu
>> countries (all excluding US_F):
>> egen eutotal=rowtotal(GE_F NL_F  UK_F)
>>
>> However, I would prefer to follow some rules in selecting the variables,
>> like
>>
>> levels country if eu==1, local(lev)
>> egen eutotal=rsum(`lev'_F)
>>
>> This doesn't work, however. Any pointers would be appreciated.
>>
>> Joe.
>> *
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>>
>>
>> *
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>>
>
> *
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>

--
To every ω-consistent recursive class κ of formulae there correspond
recursive class signs r, such that neither v Gen r nor Neg(v Gen r)
belongs to Flg(κ) (where v is the free variable of r).

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```