Dummies in time series (years)
Posted: Tue Sep 22, 2009 7:41 am
Hello,
I think my question is pretty trivial: I've got a time series in years (1970-2008) and want to plug in dummies for two different periods (1973-1980 and 1989-1992). How can I get this?
Thanks for your help!
I think my question is pretty trivial: I've got a time series in years (1970-2008) and want to plug in dummies for two different periods (1973-1980 and 1989-1992). How can I get this?
Thanks for your help!