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From | Stas Kolenikov <skolenik@gmail.com> |
To | statalist@hsphsun2.harvard.edu |
Subject | Re: st: Clustered, longitudinal data with ordinal outcome |
Date | Thu, 9 Jun 2011 16:22:42 -0500 |
As such, GLLAMM sees data as flat. There's a country-specific effect, but that's it. It is essentially a random effect only model. Putting something like AR(1) structure in the residuals is extremely cumbersome. On Thu, Jun 9, 2011 at 3:09 PM, Wayne Sandholtz <wayne.sandholtz@uci.edu> wrote: > I have panel data for about 140 countries, with yearly observations for each > country. The panels are unbalanced (more years for some countries than > others), but for each country the years are continuous (no missing years in > the middle). The dependent variable is ordinal (1 - 5). > > I am using GLLAMM to take into account the within-group dependence of > observations. My question is, does GLLAMM take into account the > longitudinal nature of the within-group data? Or do I need to include a > time variable in the model in order for the estimation to take into account > the time-ordered nature of the observations? > > Or is there another model that I should consider? > > Many thanks for any help, > > Wayne Sandholtz > * > * For searches and help try: > * http://www.stata.com/help.cgi?search > * http://www.stata.com/support/statalist/faq > * http://www.ats.ucla.edu/stat/stata/ > -- Stas Kolenikov, also found at http://stas.kolenikov.name Small print: I use this email account for mailing lists only. * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/