Try
lincom _b[urban]+_b[age], eform
On 11/7/07, Sp�rri-Fahrni Adrian <[email protected]> wrote:
> Dear statalisters
>
> Estimate save is a great command when your regressions run for a long time and you want to do some post estimations later on. Often I use lincom after an estimation command. However, it doesn't work properly after estimates use...
>
> Here's an example:
>
> version 10
> use http://www.stata-press.com/data/r10/bangladesh.dta, clear
> logistic c_use urban age child*
> estimates save bangla1 , replace
>
> logistic c_use urban age
> estimates save bangla2 , replace
>
> clear all
>
> estimates use bangla1
> estimates store bangla1
> estimates use bangla2
> estimates store bangla2
>
> * the likelihood-ratio test works fine:
> lrtest bangla1 bangla2
>
> * but the lincom does not work (if the original dataset is not loaded):
> lincom urban+age, eform
>
> * a workaround is to create two empty variables:
> gen urban=.
> gen age=.
> lincom urban+age, eform
>
> Is there another way of using lincom after estimates use - without creating empty variables or loading the data?
>
> Thanks,
> Adrian
> [email protected]
>
>
> *
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>
*
* For searches and help try:
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