[R] arima additive vs multiplicative seasonality

Martin Ivanov tramni at abv.bg
Wed Mar 4 16:10:01 CET 2009

I would like to ask whether the seasonality implemented in arima() is additive or multiplicative? I searched a lot, but I could not find an answer to that question, although it has been asked other times too.

Thank you very much for your attention.


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