Search found 6 matches

by annie
Mon Sep 16, 2013 8:11 am
Forum: Econometric Discussions
Topic: heteroskedasticity and autocorrelation in panel data
Replies: 0
Views: 1503

heteroskedasticity and autocorrelation in panel data

Hi,
I have a balanced panel data of 10 companies for 12 years.
I want to if I can control eteroskedasticity and autocorrelation in panel data.

Thanks
by annie
Tue Sep 10, 2013 3:01 pm
Forum: Econometric Discussions
Topic: Urgent Help "Panel Data Issues"
Replies: 9
Views: 5120

Re: Urgent Help "Panel Data Issues"

It could be your data. It could be your specification.

Some days research doesn't go as expected.
Thankyou, could it be the problem of my decimal places, should all the numbers be in decimal in my excel sheet, I am just confused because it should be all positive.
by annie
Tue Sep 10, 2013 2:49 pm
Forum: Econometric Discussions
Topic: Urgent Help "Panel Data Issues"
Replies: 9
Views: 5120

Re: Urgent Help "Panel Data Issues"

I am getting negative results where it should be positive, my first five independent variables should all be positive. Is this to do with my data perhaps. Is there any way I can overcome this problem.
by annie
Tue Sep 10, 2013 2:29 pm
Forum: Econometric Discussions
Topic: Urgent Help "Panel Data Issues"
Replies: 9
Views: 5120

Re: Urgent Help "Panel Data Issues"

I am able to run my equation, although it is not giving me the results I want.

When I try to do fixed or random effects, it says "the equation does not contain fixed or random effects".

Do u know why this may be.

Thankyou
by annie
Tue Sep 10, 2013 2:14 pm
Forum: Econometric Discussions
Topic: Urgent Help "Panel Data Issues"
Replies: 9
Views: 5120

Re: Urgent Help "Panel Data Issues"

Hiya,

How can I overcome this?
Thankyou

Note: Are you able to open my eviews file and edit it, would be much appreciated. (this is taking over my life) :shock:

Ok I got it thanks.

So I think I should be able to run the equation.
by annie
Tue Sep 10, 2013 1:55 pm
Forum: Econometric Discussions
Topic: Urgent Help "Panel Data Issues"
Replies: 9
Views: 5120

Urgent Help "Panel Data Issues"

Dear Users, I am having several issues with my panel data, the first problem I get is of "insufficient number of observation". I have tried removing my independent variable but then when I try to regress my equation, it gives me the message of "near singular matrix". I am fairly ...

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