Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at statalist.org.
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
RE: st: lag vars
From
Nick Cox <[email protected]>
To
"'[email protected]'" <[email protected]>
Subject
RE: st: lag vars
Date
Tue, 15 Feb 2011 13:39:11 +0000
Not necessarily.
bysort pid (time) : gen poor0 = poor[1]
More importantly, there are all sorts of logic tangles opening up here given that -poor0- and -poor- have inbuilt overlap.
Nick
[email protected]
Sabrina Carrossa
I found the solution:
- poverty status in time 0--> by pid: gen poor0 = poor[1] // poverty
status at start
Thanks!
On 15 February 2011 13:23, Sabrina Carrossa <[email protected]> wrote:
> I have a three waves panel Db:
> 2004 (t0)
> 2005 (t1)
> 2006 (t2).
>
> I wish to use a probit model (xtprobit) to analyze the TSD of poverty,
> and I need to specify some lagged variables such as:
> - the lagged poverty status
> - the poverty status in time 0
> - the current employment status (employed or not)
> - the employment status in t2
>
> I know that I can refer to the lagged poverty status by typing:
> "l.poor", but what about the other variables?
> Should I compute them by gen/egen commands? Is there a more handy and
> quick way to obtain them?
*
* 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/