Search found 13 matches

by codru
Mon Oct 10, 2016 11:57 pm
Forum: Estimation
Topic: Johansen's VEC optimization method
Replies: 3
Views: 5071

Re: Johansen's VEC optimization method

Eviews moderators, can you help at least with part of my question(s)?
by codru
Mon Oct 10, 2016 1:43 am
Forum: Estimation
Topic: Johansen's VEC optimization method
Replies: 3
Views: 5071

Johansen's VEC optimization method

Dear all, I have few quick questions about what is behind the Johansen's VEC model that I hope someone could answer. I tried the manual and the web without luck. First, what optimization method does Eviews use for the in-built VEC object? And is the method different for estimating the cointegration ...
by codru
Sat Oct 08, 2016 6:13 am
Forum: Econometric Discussions
Topic: Near singular matrix ad nauseam...
Replies: 6
Views: 8205

Re: Near singular matrix ad nauseam...

thank you!
by codru
Thu Oct 06, 2016 12:44 am
Forum: Econometric Discussions
Topic: Near singular matrix ad nauseam...
Replies: 6
Views: 8205

Re: Near singular matrix ad nauseam...

many thanks, startz, for your reply. Yes, you are correct that I can solve for the three coefficients from the intercepts and the rest, but how do I get their distribution then? For whatever is worth I am interested in whether they are stat significant as well.
by codru
Wed Oct 05, 2016 1:43 am
Forum: Econometric Discussions
Topic: Near singular matrix ad nauseam...
Replies: 6
Views: 8205

Re: Near singular matrix ad nauseam...

the mystery continues...a colleague of mine runs a different specification using the file I posted, he sends me back his Eviews file and playing around I run the model above (with a mistake in the 2nd and 3rd equation the dependent variables corrected) and no more near singular matrix error. I copy ...
by codru
Mon Oct 03, 2016 11:07 pm
Forum: Econometric Discussions
Topic: Near singular matrix ad nauseam...
Replies: 6
Views: 8205

Re: Near singular matrix ad nauseam...

any ideas, anyone? Perhaps the Eviews moderators can chime in? As I said this issue has become a mainstay with estimations based on system objects and it greatly reduces the flexibility in using the software. I have been searching for a solution for a while now, with no luck. thank you, c.
by codru
Mon Oct 03, 2016 2:35 am
Forum: Econometric Discussions
Topic: Near singular matrix ad nauseam...
Replies: 6
Views: 8205

Near singular matrix ad nauseam...

Hi all, I am hitting the 'near singular matrix' wall almost every time I try to run my models using 'system' object. I am attaching an example with the data and the specification I use (I should be using a var2 but let me just use a var1 as an example). Any suggestions and ideas would be very helpfu...
by codru
Fri Jan 02, 2015 8:23 pm
Forum: Estimation
Topic: CD test for multi-equation model
Replies: 0
Views: 2536

CD test for multi-equation model

Hello, I want to test for cross-sectional dependence. I am running a multi-equation model using the system object and SURE as an estimator. My panel data is unabalanced. I work with data for several countries, and for each country I have 2 equations and at least 20 annual observations. Is there any ...
by codru
Fri Jan 02, 2015 3:28 pm
Forum: Estimation
Topic: the cross section dependence (cd) test
Replies: 11
Views: 25327

Re: the cross section dependence (cd) test

Hello, I want to test for cross-sectional independence. I am running a multi-equation model using the system object and SURE as an estimator. My panel data is unabalanced. I work with data for several countries, and for each country I have 2 equations and at least 20 annual observations. Is there an...
by codru
Wed Dec 10, 2014 6:28 pm
Forum: Estimation
Topic: Common correlated effects estimation
Replies: 0
Views: 2717

Common correlated effects estimation

Has anyone tried to implement the Common Correlated Effects estimation of dynamic panel data models in a system object (multiple equations and cross-equation constraints)? The estimation is based on Pesaran 2006, and more recently Chudik and Pesaran 2013 for dynamic models. Stata has a command for t...
by codru
Fri Jan 17, 2014 10:56 am
Forum: Estimation
Topic: NSM error and chrashing
Replies: 6
Views: 6286

Re: NSM error and chrashing

Thank you for your response. Would the patch be available through automatic update or do we have to download it from the site?
by codru
Thu Jan 16, 2014 3:00 pm
Forum: Estimation
Topic: NSM error and chrashing
Replies: 6
Views: 6286

Re: NSM error and chrashing

Eviews 8 (64 bit) build date=Dec 19, 2013
thank you.
by codru
Thu Jan 16, 2014 1:47 pm
Forum: Estimation
Topic: NSM error and chrashing
Replies: 6
Views: 6286

NSM error and chrashing

Hi all, I am trying to estimate a structural VAR for the 50 states using this specification (SUR and about 3600 data points over 35 years): xak-wsak(-1)=c(1)*(xak(-1)-c(6)-c(2)*yak(-1)) yak-yak(-1)=c(11)*(xak(-1)-c(6)-c(12)*yak(-1)) xal-wsal(-1)=c(1)*(xal(-1)-c(6)-c(2)*yal(-1)) yal-yal(-1)=c(11)*(xa...

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