Am 01.05.2015 um 04:08 schrieb Clive Nicholas:
On 30 April 2015 at 17:51, Michael Ott <ottmichael(a)gmail.com
<mailto:ottmichael@gmail.com>> wrote:
Does anyone know stepwise how to do an interrupted time series in
Gretl. I'm using Gretl on my Mac any help as far as identifying a
difference in trend and level would be appreciated
If you've yet to receive an answer about this, it's because most
practioners believe stepwise regression of any sort is a Very Bad Idea.
I'm not sure if you two are referring to the same thing when you say
"stepwise".
cheers,
sven