Search found 4 matches

by maaariiianne
Fri Sep 02, 2011 4:57 am
Forum: Estimation
Topic: tobit model: test normality assumption and heteroskedacity
Replies: 1
Views: 2577

tobit model: test normality assumption and heteroskedacity

I would like to test the normality assumption of the errors and test for heteroskedacity in the tobit model. I have been reading about it but could not find out what tests are available in eViews for the Tobit model.
I would very much appreciate any kind of help.
Thank you and all the best,
Marianne
by maaariiianne
Tue Sep 07, 2010 10:15 am
Forum: Econometric Discussions
Topic: interpretation of regression output
Replies: 0
Views: 2802

interpretation of regression output

Dear all, I have read a lot today on the interpretation of the regression output but it is still not clear to me. I used a tobit regression model: ED=b0 + b1ex + b2exw+ b3edu + b4nr+ b5val + b6si + b7dy + u where ED= monthly electricity demand per household in kWh Ex= expenditures on durables Ex= ex...
by maaariiianne
Tue Aug 03, 2010 10:46 am
Forum: Estimation
Topic: estimating latent demand
Replies: 3
Views: 3743

Re: estimating latent demand

Thanks a lot for your answer. Unfortunately when using the "Index-Expected latent variable", differently to when using the "expected dependent variable" I get mainly negative values. I guess I need to change the regression, as a demand can not be really negative. What do you thin...
by maaariiianne
Tue Aug 03, 2010 1:25 am
Forum: Estimation
Topic: estimating latent demand
Replies: 3
Views: 3743

estimating latent demand

I have a household survey of Kenya and I used it to estimate a Tobit regression for electricity demand. Now I would like to derive the latent electricity demand for households not connected to the electricity grid. I would be very grateful for any kind of help on how to do that. Thanks a lot and all...

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