Re: st: Count observations

[Jeph Herrin <stata@spandrel.net>]

Perhaps you want the number of A fees for each firm?

 bys id : egen Afees=count(fee=="A")



On 7/23/2013 10:50 AM, Miguel Angel Duran Munoz wrote:
> Hi, Statalisters. I have the following doubt. My dataset is arranged in
> the following way. I have a variable that identifies firms (say id).
> Another variable describes whether different types of fees (eg, A B C)
> applies to a firm. Accordingly, the dataset looks similar to
>
> Id    Type-of-fee
>
> 1          A
> 1          B
> 1          C
> 2          C
> 2          A
> 3          A
> 4          B
> 4          .
> 4          A
>
> I would like to know, for instance, the number of A fees that there are. I
> have used -count- but I am not able to get what I want. Will you please
> help me?
>
> Thanks in advance.
>
> Miguel.
>
>
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