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RE: st: gllamm


From   "b. water" <barleywater@hotmail.com>
To   <statalist@hsphsun2.harvard.edu>
Subject   RE: st: gllamm
Date   Mon, 5 Jun 2006 12:35:01 +0000

check earlier exchanges in the list and a reply from Christian Ganser: Re: st: How to fit multilevel models using stata. it includes some materials from gllamm.

best wishes,
bw




----------------------------------------
> From: hcpats@hotmail.fr
> To: statalist@hsphsun2.harvard.edu
> Subject: st: gllamm
> Date: Mon, 5 Jun 2006 11:34:12 +0200
> 
> Dear all,
> 
> In the paper: Lanjouw & Schankerman (2004) "Patent quality and research 
> productivity: measuring innovation with multiple indicators" Economic 
> Journal, 114, the authors create a "patent quality index" by estimating a 
> factor model with multiple indicator with one latent common factor. In other 
> words, they use 4 patent related indicators to derive the "patent quality 
> index".
> 
> My question is the following:
> is it possible to do such a thing with gllamm? and if yes, are there any 
> "tutorials" or references explaining the methodology?
> 
> Thanks in advance,
> André
> 
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