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st: rxridge

From   Sriram Narayanan <>
Subject   st: rxridge
Date   Tue, 13 Sep 2005 07:38:02 +0100 (BST)

I want to know more about ridge regression in stata. I
actually am working with some data that seems to be
highly multicollinear. I looked up the literature that
ridge regression could be onne way to estimate the

I am tryinf the dollowing command

rxridge y x1 x2 x3

in my case it terminates with the following message.

RXridge:  Shrinkage Coefficients...
obs was 0, now 25
(18 missing values generated)
(note: file rxridge1.dta not found)
file rxridge1.dta could not be opened

 This might be a very dumb question but I will be very
grateful for a response.



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