Re: st: RE: Accessing regression coefficients for dummy variables created with xi command

[Amit Nigam <a-nigam@kellogg.northwestern.edu>]

It works like a charm.

Thanks David!

Amit

At 03:21 AM 7/7/2005, you wrote:
> The coefficients from your regression are returned in the matrix e(b), you 
> can get them into a variable by using -svmat-, e.g.
>
> sysuse auto
> xi: reg price i.rep78
> matrix b = e(b)'  /* note the transpose... e(b) is a row vector */
> svmat b
> summ b1
>
> This has included all the coefficients in the model, to include only the 
> ones created by -xi- would need a little more work. If you know the names 
> of the first and last variables you want to include, then one additional 
> statement (before the -svmat- command) would do, e.g.
>
> matrix bxi = b["_Irep78_2".."_Irep78_5", 1]
> svmat bxi
> summ bxi1
>
> Hope this helps
>
> David
>
> -----Original Message-----
> From: Amit Nigam [mailto:a-nigam@kellogg.northwestern.edu]
> Sent: 07 July 2005 00:34
> To: statalist@hsphsun2.harvard.edu
> Subject: st: Accessing regression coefficients for dummy variables
> created with xi command
>
>
>
> Greetings netters!
>
> I am having trouble with what for many of you will be a basic question.  I
> want to access regression coefficients for dummy variables created using
> the xi command.  What I am trying to do is as follows:
>
> 1. Run a regression and calculate coefficient for about 400 dummies created
> using xi
> 2. Capture those coefficients
> 3. Summarize the mean and standard deviation of the coefficients
>
> I looked for help in [U] 16.5 Accessing coefficients and standard errors  -
> but am at a total loss.
>
> Is there another place in the manuals where I should be turning?  Other
> thoughts?
>
> Many thanks
>
> Amit
>
>
>
>
>
> ____________________________________________________________
> Amit Nigam
> Doctoral Student, Management & Organizations and Sociology
> Kellogg School of Management, Northwestern University
>
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____________________________________________________________
Amit Nigam
Doctoral Student, Management & Organizations and Sociology
Kellogg School of Management, Northwestern University

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