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Re: st: Can GLLAMM Allow for Autocorrelation?
From
Austin Nichols <[email protected]>
To
[email protected]
Subject
Re: st: Can GLLAMM Allow for Autocorrelation?
Date
Tue, 12 Oct 2010 09:51:12 -0400
Sorry, Stas--
I already told her to ask you.
On Mon, Oct 11, 2010 at 11:54 PM, Stas Kolenikov <[email protected]> wrote:
> Looks more like a state-space model, see -sspace- in Stata 11. Talk to
> Austin :))
>
> On Mon, Oct 11, 2010 at 5:34 PM, Zhang, Sisi <[email protected]> wrote:
>> Dear Statalist,
>>
>> I use gllamm to estimate the following model:
>>
>> y(it)=Xb+a(t)mu(i)+v(it) eq(1)
>> v(it)=rho*v(i,t-1)+e(it) eq(2)
>>
>> The model works well when I estimate eq(1), assuming v(it) is iid. However,
>> I would like to allow autocorrelations in v(it), such as AR(1) process in
>> eq(2). Could gllamm do that? A further question is, could gllamm estimate a
>> model with both autocorrelation and loading factors on v(it) as the
>> following model? Thanks a lot!!
>>
>> y(it)=Xb+a(t)mu(i)+b(t)v(it) eq(1)
>> v(it)=rho*v(i,t-1)+e(it) eq(2)
>>
>>
>> Best,
>>
>> Sisi
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