On Thu, 9 Jun 2011,
=?ISO-2022-JP?B?Q2xhdWRpbyBTaGlraWRhICgbJEJJX0VEPCNAPyEhJS8laSUmJTglKhsoQik=?= wrote:
It�s just to check. I was just using a regular time series analysis
and
every time I ask for an ADF test for any series, clicking "only constant", I
have, as an output, this specification but also the "constant and quadratic
trend".
What version of gretl are you using, on what platform? I'm not
able to replicate this with current gretl.
Allin Cottrell