Thanks for your mel
Agree with you for the values of points forecats
IDEM
Diffence only for the standard error at T+1
AND the others when we compare with the microfit output.
Is it easy to understand the source "GRETL"about yours computations
Thanks
Michel POUCHAIN
Sven Schreiber <svetosch(a)gmx.net> a écrit :
Am 14.03.2014 12:49, schrieb Allin Cottrell:
> On Fri, 14 Mar 2014, Sven Schreiber wrote:
>
>> Am 14.03.2014 09:50, schrieb michel.pouchain(a)univ-paris13.fr:
>>> When I use "dyn", the forecast for T+1 is not equal to the
>>> forecats(static) for T+1. Why ?
>> Do you mean the point forecasts or the standard errors / intervals? If
>> you really mean the point forecasts, my guess would be that there is
>> some small difference in the specification (sample) that you haven't
>> noticed, otherwise it would indeed be strange.
>>
>
> As regards point values, the two forecasts for 1990:3 (the first
> out-of-sample observation) are equal. But the forecasts for 1990:4 are
> not equal, because the static one uses observed QNC on the right-hand
> side while the dynamic one uses forecast QNC.
>
Right, but in my reply I stayed with the T+1 case as raised originally.
Thus, if there really are different point forecasts, I would like to see
them and the underlying specifications.
-sven
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