Disposable Personal Income: As a leading indicator, this index changes before sales change. Observe the best lag that is of interest.
- Modeling parameters, including test.length, seasonality, observation.freq, and timeformat, needs to be input as well.
- Datetime
- Date features: year, month, week of month, etc.
- Time features
- Season features
- Weekday-and-weekend features
- Holiday features: New Year, U.S. Labor Day, U.S. Thanksgiving, Cyber Monday, Christmas, etc.
Can you please explain what above means?
Additionally do i need to merge the two datasets if yes then how? what is the connection parameters