El 29/04/15 a las 17:38, Allin Cottrell escribió: > On Wed, 29 Apr 2015, Ignacio Diaz-Emparanza wrote: > >> 1- open a quarterly/monthly series >> 2- select a variable and go to /Variable/Tramo analysis >> 3- remove the tickmark on "Standard automatic analysis" (if you leave >> this tickmark all is ok) >> 4- you may leave the default on "Time series model plus seasonal >> adjustment" (TRAMO+SEATS) or select "Time series model only" (TRAMO >> only) >> >> Please have a look at "Transformations" tab, the option "automatic" >> (with respect to log/no log transformation) is selected by default. >> >> 5- click on OK and gretl transfer the info to TRAMO/SEATS and run the >> external program >> >> The TRAMO/SEATS window output shows a list of the parameters received >> from gretl. You will see the parameter LAM=1 (no logs) instead of >> LAM=-1 (automatic). > > Thanks, Ignacio. Actually gretl was not setting LAM=1. Rather, when > the "automatic" level/log option was chosen (LAM=-1), gretl was not > sending any LAM value to TRAMO. That's because I read the TRAMO doc as > saying that the automatic option was the default. However, it seems > that doesn't apply if the "Standard automatic analysis" is deselected. > So now in CVS we always send the selected LAM value explicitly. >
Thank you, Allin. When you have time and if it is not excesively time-consuming, it would be good to add an option for importing the "Linear series" from TRAMO/SEATS results. This is the series with outlier and missing values corrected. (We could then consider 'Tramolin' package deprecated). -- Ignacio Díaz-Emparanza Departamento de Economía Aplicada III (Econometría y Estadística) Universidad del País Vasco, UPV/EHU Tfno: (+34) 94 601 3732 http://www.ehu.eus/ea3