If you have numerous values under ID, how about:
bysort ID: egen Totinc = sum(Income)
Regards
Richard Atkins
>>> pverarojas@yahoo.es 06/13/06 4:02 pm >>>
Hi everyone,
I have:
ID Income
x 15
x 20
x 5
xx 15
xx 10
xx 10
xx 10
I want to get:
ID Tot-Inc
x 40
x 40
x 40
xx 45
xx 45
xx 45
xx 45
How can I do it?
Thanks a lot,
Patricia
> I have a recursive problem involving linked list of
> structures in Mata, but
> after some number of chains (number is not fixed, that's
> why I decided to
> use list instead of a matrix) I don't need an earlier
> members of the list
> and they can be dropped to free some memory. If I don't
> drop them, my list
> is getting too long and even makes Stata to crash.
>
> I was wondering if there was some way of clearing
> structures like other
> objects in Stata.
>
> Thanks in advance,
> Zurab
>
>
> *
> * For searches and help try:
> * http://www.stata.com/support/faqs/res/findit.html
> * http://www.stata.com/support/statalist/faq
> * http://www.ats.ucla.edu/stat/stata/
>
__________________________________________________
Correo Yahoo!
Espacio para todos tus mensajes, antivirus y antispam ¡gratis!
Regístrate ya - http://correo.yahoo.es
*
* For searches and help try:
* http://www.stata.com/support/faqs/res/findit.html
* http://www.stata.com/support/statalist/faq
* http://www.ats.ucla.edu/stat/stata/
*
* For searches and help try:
* http://www.stata.com/support/faqs/res/findit.html
* http://www.stata.com/support/statalist/faq
* http://www.ats.ucla.edu/stat/stata/