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- Wed Dec 12, 2012 11:38 pm
- Forum: Econometric Discussions
- Topic: 2 small questions
- Replies: 0
- Views: 1468
2 small questions
I need some help with finding and forecasting my ARMA model. In order to detrend my data I use first differencing. However my data also has some seasonal effect. Should I take care of this before detrending (using first differencing) or after it or can I choose? Furthermore, I estimate my model with...