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Re: st: drop panel observations


From   Christian Bustamante <[email protected]>
To   [email protected]
Subject   Re: st: drop panel observations
Date   Fri, 20 Mar 2009 21:31:10 -0500

Hi and thanks for answer.
Only one doubt: after dropping the observations and running xtregar,
the results says

Obs per group: min =         1
avg =       4.6
max =         9

Why obs per group are 1? It shouldn't be 5?


On Fri, Mar 20, 2009 at 9:21 PM, Scott Merryman
<[email protected]> wrote:
> bysort panelvar:  keep if _N>4
>
> Scott
>
> On Fri, Mar 20, 2009 at 8:01 PM, Christian Bustamante <[email protected]> wrote:
>> Hi
>>
>> I'm runing a regression model with a unbalanced panel. I want to drop
>> observations of individuals that doesn't have at least observations
>> for 4 years. How can I do that?
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>



-- 
CdeB

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