Ignacio Diaz-Emparanza a écrit :
1- Add a new command "rates" and a new item to the "Add" menu (for
time series), which computes Y/Y(-1)-1.
It's a very good idea.
Some time ago I had to handle data from World Development Indicators (WB) and computed the
growth rates over a period by script (and loops). It will be great if Gretl could do the
same by a build-in command, using WB's method (log regression on time).
By the way, how can I add a trend to a white noise ? I guess by "genr y = normal() +
time" ???? And what about a seasonal trend ?
Best,
Artur
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