Search found 5 matches

by Sheila
Thu Aug 18, 2011 3:31 pm
Forum: Estimation
Topic: State Space model specification
Replies: 3
Views: 6888

Re: State Space model specification

Hi Gareth, Could you please clarify what you meant by "tighter convergence criteria"? Following your advice, I have tried various combinations of starting parameters and re-specifying the state equations however I have not had much luck still. With the following specification for instance,...
by Sheila
Tue Aug 16, 2011 1:23 pm
Forum: Estimation
Topic: State Space model specification
Replies: 3
Views: 6888

State Space model specification

Hi, could somebody please help me clarify what I am doing wrong. I keep getting “NA”s in the standard error and t-statistic columns for my constants (c(1)…c(3)) in the following SSPACE model. Essentially, I am trying to estimate the following regression in order to obtain βt, the time-varying parame...
by Sheila
Mon Aug 15, 2011 1:59 am
Forum: Econometric Discussions
Topic: Standard Errors of forecast error variance decomposition
Replies: 0
Views: 2215

Standard Errors of forecast error variance decomposition

Hi,

I just want to clarify if it is unusual to have high standard errors (e.g. in the range 2-10) for the forecast error variance decompositions when estimating a VAR model with a small sample of about 60 observations.

Thanks!
by Sheila
Sat Aug 06, 2011 1:49 am
Forum: Programming
Topic: Rolling Cointegration tests with "Roll" Feature
Replies: 2
Views: 4034

Re: Rolling Cointegration tests with "Roll" Feature

Thanks Gareth.
by Sheila
Fri Aug 05, 2011 4:44 pm
Forum: Programming
Topic: Rolling Cointegration tests with "Roll" Feature
Replies: 2
Views: 4034

Rolling Cointegration tests with "Roll" Feature

Hi, Could somebody please help me with the following. I would like to conduct dynamic cointegration tests in order to trace the time path of the trace statistics. I am using eviews 7 which has a "Roll" Add-in for conducting rolling regressions. However, when I try to use this feature to ru...

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