Re: st: Collinear variables

[Richard Williams <Richard.A.Williams.5@ND.edu>]

At 11:41 PM 3/25/2007, Silvia Mendolia wrote:
> Hello everybody,
>
> does anybody know how to tell to Stata that  collinear variables do 
> not have to
> be removed?
> I know there is an option collinear, but it doesn't seem to work for 
> linear or
> probit regressions.
>
> I am aware of the possibles negative consequences of this, but I just need to
> know how to do this...
Are you using the -noconstant- option? If not, I am not sure when 
your statement would be correct, "collinear variables do not have to 
be removed?"  Perhaps you could provide an example of what you are 
trying to do and why you don't think the collinear vars need to be removed.


-------------------------------------------
Richard Williams, Notre Dame Dept of Sociology
OFFICE: (574)631-6668, (574)631-6463
HOME:   (574)289-5227
EMAIL:  Richard.A.Williams.5@ND.Edu
WWW:    http://www.nd.edu/~rwilliam

*
*   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/