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st: testing exclusion restrictions

From   Tinna <>
Subject   st: testing exclusion restrictions
Date   Tue, 1 Nov 2005 10:51:54 -0500

Dear Statalisters,

Should I use similar tests for exclusion restrictions in heckman as in
ivreg? Is the idea similar? That is, to find something that affects
selection, but is not a significant factor in the regression of


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