Search found 3 matches
- Thu Jul 12, 2012 11:00 am
- Forum: Econometric Discussions
- Topic: Additional variable makes AR term insignificant
- Replies: 0
- Views: 1797
Additional variable makes AR term insignificant
Hi, I'm building a model for forecasting that is looking good. I was going to introduce one extra term, a term that accounts for customers receiving deposits throughout the year which can contributes to outflows, the dependent variable in my model. It is zero for most observations, but can be signif...
- Tue Jul 10, 2012 12:55 pm
- Forum: Econometric Discussions
- Topic: Is my ARMAX model legit?
- Replies: 3
- Views: 4518
Re: Is my ARMAX model legit?
Well I really need help on this. I cannot figure out how to do out-of-sample forecasts. By an out-of-sample forecast I mean not using any observations past the sample period, and instead specifying my own forecasts for the explanatory variables (for the 3-month forecasts I want to do, this is only n...
- Tue Jul 10, 2012 10:39 am
- Forum: Econometric Discussions
- Topic: Is my ARMAX model legit?
- Replies: 3
- Views: 4518
Is my ARMAX model legit?
Hi, I have a task where I'll be modelling outflow in a savings product with respect to a number of explanatory variables through time. I went with an OLS-ARMA approach. There is autocorrelation in the errors, an AR(1) term was able to account for it. Furthermore, a number of these explanatory variab...
