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st: RE: listing all observations of particular id's
From
Nick Cox <[email protected]>
To
"'[email protected]'" <[email protected]>
Subject
st: RE: listing all observations of particular id's
Date
Sun, 29 Aug 2010 16:30:11 +0100
This is an FAQ.
An answer is
egen anyB1 = max(B) , by(id)
l if anyB1
The rationale is discussed at tedious length in
How do I create a variable recording whether any members of a group (or all members of a group) possess some characteristic?
<http://www.stata.com/support/faqs/data/anyall.html>
Nick
[email protected]
Abhimanyu Arora
The basic simplified problem is as follows.
2 variables A (id) and B(0/1)
I would like to list all observations of all A's for which there is at
least one B=1.
-list- lists only the particular observations...
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