. search mkspline
should help. See both entries.
Nick
[email protected]
keith Farnsworth
> I intend to fit a broken stick model following Bacon and Watts
> "Estimating the transition between two intersecting straight lines",
> Biometrika 1971. I have seen code for this to use the S or R
> package's
> nls, which I suspect uses maximum likelihood (but not sure) [see
> http://www.biostat.wustl.edu/archives/html/s-news/2000-04/
> msg00215.html].
>
> I am not an S user, I am a Stata enthusiast!
> However, I found no reference to this kind of model in Stata
> searches.
> I hope someone with more experience than me can explain how
> Stata will
> implement the Bacon and Watts model.
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