no loop needed...
by country: gen cum_amount=sum(amount)
Michael Blasnik
[email protected]
----- Original Message -----
From: "de la Garza, Adrian" <[email protected]>
To: <[email protected]>
Sent: Friday, April 30, 2004 4:51 PM
Subject: st: Cumulative sum
> Hello everyone.
>
> I would like to create a variable that gives me the cumulative of an
> amount by country, like so:
>
> country year quar amount cum_amount
> Argentina 1990 1 100 100
> Argentina 1990 2 50 150
> Argentina 1990 2 25 175
> Argentina 1990 2 100 275
> Argentina 1990 3 200 475
> ...
> Bolivia 1990 1 25 25
> Bolivia 1990 1 30 55
> ...
>
> Does anyone know a command that would do this without needing to write a
> loop?
>
> Thank you!
> Adrian
>
> *
> * 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/
