Search found 563 matches

by EViews Matt
Wed Sep 01, 2021 8:40 am
Forum: Programming
Topic: rename with wildcard code
Replies: 2
Views: 8894

Re: rename with wildcard code

Hello,

A recent patch unfortunately introduced a bug into wildcard handling. The next EViews patch will correct the issue.
by EViews Matt
Fri Aug 27, 2021 10:08 am
Forum: Data Manipulation
Topic: Changes to copy command?
Replies: 4
Views: 12671

Re: Changes to copy command?

The next patch will fix this issue.
by EViews Matt
Thu Aug 26, 2021 3:15 pm
Forum: Bug Reports
Topic: parameter initialisation
Replies: 2
Views: 9741

Re: parameter initialisation

Hello,

Ordered models have an extra degree of freedom I believe, so this may be an instance of the dummy variable trap. Try @expand(var01, @droplast) instead.
by EViews Matt
Thu Aug 26, 2021 2:46 pm
Forum: Models
Topic: Working of the model.control function
Replies: 2
Views: 10291

Re: Working of the model.control function

Hello, Just to clarify, in EViews' terminology recursive blocks are those in which the endogenous variables are related only via unidirectional dependencies, e.g. X = f(Y) and Y = f(Z). In contrast, simultaneous blocks include bidirectional dependencies (direct or indirect), e.g., X = f(Y) and Y = f...
by EViews Matt
Thu Aug 26, 2021 10:35 am
Forum: Programming
Topic: Model contains errors and could not be compiled.
Replies: 1
Views: 7879

Re: Model contains errors and could not be compiled.

Hello,

That error usually indicates a syntactic problem with the model specification, e.g., a syntax error in one of the model's equations. You should be able to locate the problem equation(s) by examining the model's equation view, where such errors will be highlighted in red.
by EViews Matt
Fri Aug 20, 2021 4:03 pm
Forum: Data Manipulation
Topic: Changes to copy command?
Replies: 4
Views: 12671

Re: Changes to copy command?

Hello,

I can confirm the problem. The most recent patch appears to have introduced this bug. We'll work on a fix ASAP.
by EViews Matt
Fri Aug 13, 2021 9:22 am
Forum: Programming
Topic: how to drop a program variable
Replies: 1
Views: 8287

Re: how to drop a program variable

Hello, I'm afraid there isn't a way to undefine a variable such that it won't trigger substitution later in an EViews program. However, since you're running multiple programs sequentially, you can isolate the individual programs' variables from one another by using "exec" instead of "...
by EViews Matt
Mon Jul 26, 2021 10:27 am
Forum: Bug Reports
Topic: Problem with include in if-statement
Replies: 8
Views: 17756

Re: Problem with include in if-statement

Hello, Just a little extra information about include statements that might help in the future, such statements are functionally equivalent to copying the EViews code from the included file into the including file at the inclusion point. Consequently, the program will be ill-formed if the included fi...
by EViews Matt
Wed Jul 21, 2021 11:07 am
Forum: Models
Topic: Problem with model solve - Missing data
Replies: 3
Views: 10210

Re: Problem with model solve - Missing data

Hello,

Are you trying to solve the model over the entire period (2000-2024) or just the forecast period (2021-2024)?
by EViews Matt
Wed Jul 07, 2021 11:39 am
Forum: Estimation
Topic: How to correctly define user-specified matrix/vector to obtain the desired IRFs after estimating a VAR
Replies: 7
Views: 15332

Re: How to correctly define user-specified matrix/vector to obtain the desired IRFs after estimating a VAR

Hello, Regarding (1), you're follow-up is correct. The shocks are structural shocks and by construction the structural residuals have an identity covariance matrix. A one unit structural shock and one S.D. structural shock are therefore identical, and can be interpreted directly as the columns of th...
by EViews Matt
Tue Jul 06, 2021 5:19 pm
Forum: Estimation
Topic: How to correctly define user-specified matrix/vector to obtain the desired IRFs after estimating a VAR
Replies: 7
Views: 15332

Re: How to correctly define user-specified matrix/vector to obtain the desired IRFs after estimating a VAR

Hello, Just for the sake of a complete example here in my response, let me address your questions using a trivial artificial VAR. Regarding (1), matrix/vector you must specify holds the shocks in its column(s), with the rows representing the different variables. For the basic Cholesky decomposition,...
by EViews Matt
Fri Jul 02, 2021 12:34 pm
Forum: Estimation
Topic: Recovering Structural Shocks in Long-run restricted SVARS
Replies: 2
Views: 8907

Re: Recovering Structural Shocks in Long-run restricted SVARS

Hello, Regarding (1) and (2), here's a quick program that verifies that the S and F matrices behave as expected for a trivial artificial SVAR. If you run the last four statements for your own SVAR, do the results not match the mentioned expectations? create u 100 series x = rnd series y = 2 * x + nr...
by EViews Matt
Fri Jul 02, 2021 12:20 pm
Forum: Estimation
Topic: How to obtain the matrix connecting reduced-form and structural residuals in a VAR
Replies: 3
Views: 9944

Re: How to obtain the matrix connecting reduced-form and structural residuals in a VAR

Quite right. Either of the first two SVAR restriction presets will produce an S matrix equivalent to a Cholesky decomposition.
by EViews Matt
Fri Jul 02, 2021 10:03 am
Forum: Estimation
Topic: How to obtain the matrix connecting reduced-form and structural residuals in a VAR
Replies: 3
Views: 9944

Re: How to obtain the matrix connecting reduced-form and structural residuals in a VAR

Hello,

After you perform either type of structural analysis, you can use the VAR object's @impfact data member to retrieve the underlying factorization matrix.

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