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Sample with only positive observations for all series

Posted: Thu Aug 06, 2015 12:56 pm
by ecardamone
Hi,

I am trying to run a multivariate regression in a log-log format. Several series have negative observations. How can I tell EViews to estimate the equation for a sample that consists of only positive values for all series? My problem is that there are more than one series with negative values.

Thanks for help!

Re: Sample with only positive observations for all series

Posted: Thu Aug 06, 2015 1:43 pm
by EViews Gareth
EViews does that automatically. Make sure you have the setting Genral->Options->Series and Alphas->Auto-series->Treat Evaluation Errors as NA

Re: Sample with only positive observations for all series

Posted: Thu Aug 06, 2015 1:49 pm
by ecardamone
Oh that's great. Thanks so much! It worked.

Re: Sample with only positive observations for all series

Posted: Thu Aug 06, 2015 3:12 pm
by startz
But remember that if you change the variables in the regression, you may inadvertently change the number of observations.