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: SEM becomes unidentified when introducing single item control variables
From
"JVerkuilen (Gmail)" <[email protected]>
To
[email protected]
Subject
Re: st: SEM becomes unidentified when introducing single item control variables
Date
Tue, 15 Jan 2013 09:37:13 -0500
The standard errors being crazy is a sign that the model is not
identified. I'd suspect it's because the latent variables for these
controls aren't identified, and given that it doesn't sound like you
have a measurement model for them I'm not sure how they could be. Why
are they latent anyway?
*
* For searches and help try:
* http://www.stata.com/help.cgi?search
* http://www.stata.com/support/faqs/resources/statalist-faq/
* http://www.ats.ucla.edu/stat/stata/