- Set the reference dates (e.g., 1929-09-01) at “Custom points in time”.
- Then set the number of observations (e.g., 3000) you want,
- Specify how you want the observations distributed relative to the date:
After: include 1929-09-01 and 3000 subsequent observations
Around: include 1929-09-01 and 1250 observations before and after that point
Before: include 1929-09-01 and 2500 observations before that point.
You’ll find more information on using the Slice analysis here.