Search found 8 matches

by DOC12
Fri Dec 28, 2012 11:49 am
Forum: Econometric Discussions
Topic: Granger causality lag length
Replies: 13
Views: 25750

Re: Granger causality lag length

I am trying to carryout pair wise granger causality for about 16 series, I have tried using the VAR method to select the optimal lag length. It seems that the different criteria except SC (which always chooses zero) just automatically select the max lag lenth chosen, I tried up to 40 lags and I got ...
by DOC12
Fri Dec 28, 2012 1:49 am
Forum: Estimation
Topic: eviews7: Obtaining the Residual Variance covariance matrix
Replies: 2
Views: 4931

eviews7: Obtaining the Residual Variance covariance matrix

Hi,
Please I need some guidance on how to obtain the residual variance covariance matrix for a simple equation estimated using TSLS. The covariance matrix option in the estimation output selections only shows the coeffcient covariance matrix.

Thanks
by DOC12
Sun Feb 06, 2011 1:41 pm
Forum: Programming
Topic: estimate and store rolling weak instrument stats
Replies: 8
Views: 10338

Re: estimate and store rolling weak instrument stats

Thank you both for your suggestions
by DOC12
Sun Feb 06, 2011 1:01 am
Forum: Programming
Topic: estimate and store rolling weak instrument stats
Replies: 8
Views: 10338

Re: estimate and store rolling weak instrument stats

Thanks for your response. I have actually tried using the freeze command. Since It's a rolling window context, the software froze each weak instruments page as it estimated each window. When the frozen pages numbered about twenty, the computer declared that too many pages were open. If I had had to ...
by DOC12
Sat Feb 05, 2011 4:13 pm
Forum: Programming
Topic: estimate and store rolling weak instrument stats
Replies: 8
Views: 10338

Re: estimate and store rolling weak instrument stats

Hi Gareth,

Thanks for for your previous help. I wanted to find out what string can be used to call cragg-donald statistics(weak instruments diagnostics f-stats) into a matrix. e.g @coefs.....coefficient vector. I have checked the object reference but i wasnt lucky.

Thanks
by DOC12
Tue Feb 01, 2011 9:21 am
Forum: Programming
Topic: estimate and store rolling weak instrument stats
Replies: 8
Views: 10338

estimate and store rolling weak instrument stats

Hi, I have been able to run a rolling regression for instrumental variable estimation using e-views 7. I need to program a loop that will estimate and store weak instrument diagnostics for each of the windows. I am able to do this when estimating a single window/regression (using the weakinst comman...

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