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st: re: creating a variable from many variables


From   Kit Baum <baum@bc.edu>
To   statalist@hsphsun2.harvard.edu
Subject   st: re: creating a variable from many variables
Date   Tue, 6 Oct 2009 07:06:49 -0400

<>
ssc install egenmore    (Nick Cox's grab bag of egen fns)

. egen four = rall(var*), c(@ == 4 | mi(@))

. l

     +------------------------------------------------+
     | var1   var2   var3   var4   var5   var6   four |
     |------------------------------------------------|
  1. |    4      .      4      4      4      .      1 |
  2. |    2      4      .      .      .      .      0 |
  3. |    4      4      4      4      4      4      1 |
  4. |    2      3      4      4      4      4      0 |
  5. |    4      4      4      4      4      4      1 |
     |------------------------------------------------|
  6. |    4      .      .      .      .      .      1 |
  7. |    3      3      3      3      3      3      0 |
  8. |    4      3      .      .      .      .      0 |
  9. |    2      3      1      4      3      .      0 |
 10. |    1      1      .      .      .      .      0 |
     +------------------------------------------------+


Kit Baum   |   Boston College Economics & DIW Berlin   |   http://ideas.repec.org/e/pba1.html
An Introduction to Stata Programming | http://www.stata-press.com/books/isp.html
   An Introduction to Modern Econometrics Using Stata  |   http://www.stata-press.com/books/imeus.html

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