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Re: st: command forvalues with multiple if expressions
From
Martijn S <[email protected]>
To
[email protected]
Subject
Re: st: command forvalues with multiple if expressions
Date
Tue, 3 May 2011 11:00:58 +0200
Problem solved. Thanks a lot!
2011/5/3 Maarten buis <[email protected]>:
>
> --- Martijn Stouthart
>> I have a problem getting the forvalues command working the way I want.
>> I have the following problem. I have the following variables:
>> cftassets3ysd, industrycode and year. Where industrycode has a range
>> from 1-100 and year a range of 1999 to 2009.
>>
>> Now I want the following. I want for each industrycode in each year
>> the mean of cftassets3ysd belonging to that industrycode in that year.
>> Preferably I want all values be generated in one column. I also have
>> to note that some observations of cftassets3ysd have missing values,
>> so as a result I want those to be treated in the right way, thus as
>> missing values.
>>
>> Unfortuneatly I cannot get the forvalues loop working.
>
> This is not a -forvalues- problem. Just type:
> bys industrycode year : egen industrysigma = mean(cftassets3ysd)
>
> Hope this helps,
> Maarten
>
> --------------------------
> Maarten L. Buis
> Institut fuer Soziologie
> Universitaet Tuebingen
> Wilhelmstrasse 36
> 72074 Tuebingen
> Germany
>
>
> http://www.maartenbuis.nl
> --------------------------
>
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