Bookmark and Share

Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down on April 23, and its replacement, statalist.org is already up and running.


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: st: In unbalanced panel, make sure individuals begin in month X and end in month Y


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: In unbalanced panel, make sure individuals begin in month X and end in month Y
Date   Mon, 10 Oct 2011 08:29:33 +0100

So, you look at the data before you work out your -if- condition.

See e.g. -xtpatternvar- recently posted to SSC.

Nick

On Mon, Oct 10, 2011 at 2:48 AM, Richard Herron
<richard.c.herron@gmail.com> wrote:
> True, but I don't know when each firm enters or exits the sample, and
> I want to discard as little data as possible.
>
> On Sun, Oct 9, 2011 at 20:46, Nick Cox <njcoxstata@gmail.com> wrote:
>> An overall -if- could constrain any analysis to a the same time interval.
>>
>> Nick
>>
>
*
*   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/


© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   Site index