Would you be able to expand on this note? From the documentation
If the RPs have to be constructed on the fly, any cohort that is not present in the period is considered as never treated. This means that if the period ranges from 1995 to 2005, cohort = 1994 will be considered as never treated, although it should be considered as always treated: so be careful.
Would you be able to expand on this note? From the documentation
And is
sunab_att()
simply a wrapper forsunab()
?Thank you!