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: name conflict in posting a matrix
From 
 
Maarten Buis <[email protected]> 
To 
 
[email protected] 
Subject 
 
Re: st: name conflict in posting a matrix 
Date 
 
Tue, 10 Jul 2012 17:07:10 +0200 
On Tue, Jul 10, 2012 at 4:11 PM, Emmanouil Mentzakis wrote:
> I think the problem is that I don’t tell -ereturn- correctly that I
> have two equations with the same covariates (I try to rename them
> using -matrix coleq-) and it therefore sees the same covariates names
> appear multiple times, hence the name conflict. However, I often
> models in Stata use the same covariates in multiple equations and
> naming them with a prefix similar to eq1 etc.
*------------------------- begin example ------------------------------
clear all
sysuse auto
program define toboot, eclass
    tempname b
    reg price mpg foreign
    matrix `b' = e(b)
    reg rep78 mpg foreign
    matrix `b' = `b', e(b)
    matrix colnames `b' = price:mpg price:foreign price:_cons ///
                          rep78:mpg rep78:foreign rep78:_cons
	ereturn post `b'
end
bootstrap _b, reps(100) :toboot
*-------------------------- end example -------------------------------
Hope this helps,
Maarten
--------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany
http://www.maartenbuis.nl
--------------------------
*
*   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/