Search found 5 matches

by joshua.crsb
Wed Dec 09, 2015 8:01 am
Forum: Estimation
Topic: "Near Singular Matrix Error"
Replies: 9
Views: 21340

Re: "Near Singular Matrix Error"

I am having a similar issue - the equation I am using to forecast sales in months 10, 11, 12 is "sales/(cpi/100) c ar(1) ma(1) @seas(1) @seas(2) @seas(3) @seas(4) @seas(4) @seas(5) @seas(6) @seas(7) @seas(8) @seas(9) @seas(10) @seas(11) @seas(12)" I haven't decided on whether to use linear...
by joshua.crsb
Mon Dec 07, 2015 5:55 pm
Forum: Econometric Discussions
Topic: ARMAX Approach
Replies: 2
Views: 3376

Re: ARMAX Approach

Quick revision to the equation: I have estimated a variety of additional equations. However, many of the equations I run I get the following prompt in the stats table the formula generates, "Estimated AR process is nonstationary". A couple of the equations that this pops up in are: "s...
by joshua.crsb
Mon Dec 07, 2015 4:29 pm
Forum: Econometric Discussions
Topic: ARMAX Approach
Replies: 2
Views: 3376

ARMAX Approach

Hello, First - I apologize for the naivete of the question - I am just learning the program and know enough to know when to ask for help. I have been working on this for about a week now, and can't seem to get it right. For an assignment I have been asked to forecast of Sales, (datafiles are given f...
by joshua.crsb
Wed Oct 21, 2015 9:56 am
Forum: Estimation
Topic: Eviews Noob --- struggling with Assignment
Replies: 2
Views: 2584

Eviews Noob --- struggling with Assignment

Hello All, I am a fourth year econ student, and my prof has assigned us to use Eviews with no prior knowledge or exposure to the course...that said I apologize if my question is a little disjointed. I know enough about Eviews to know that I don't know what I am doing. I am struggling in entering an ...

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