2011/1/5 Ignacio Diaz-Emparanza <ignacio.diaz-emparanza@ehu.es>

El 04/01/11 22:13, Henrique Andrade escribió:

> Dear Gretl Community,
>
> I'm trying to estimate several models and save only the models that
> show the correct signs on the estimated parameters.
>
> Something like this:
>
> open australia.gdt
> ols le const lpau lpus
> if b[2]>0 & b[3]<0
> "Model 1" <- ols le const lpau lpus
> else
> "do notnhing"
> endif
>
> Is this possible?
>
> Best regards,
> Henrique

Yes, ¿may be this works for you?:

<script>

open australia.gdt
ols le const lpau lpus

b=$coeff

if (b[2]>0 && b[3]<0)
"Model 1" <- ols le const lpau lpus
else

print "do nothing"
end if
</script>

--
Ignacio Diaz-Emparanza
DEPARTAMENTO DE ECONOMÍA APLICADA III (ECONOMETRÍA Y ESTADÍSTICA)
UPV/EHU Avda. Lehendakari Aguirre, 83 | 48015 BILBAO
T.: +34 946013732 | F.: +34 946013754
www.ea3.ehu.es

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