> The problem is trying to force everything into Date class. If you really > want a monthly series you probably want yearmon rather than Date > class
Could you give a bit more detail about why you think this is the best way to proceed? To me, it seems like it's easiest to have one date class which you use regardless of the underlying accuracy of the series (obviously in a date class the lowest level of discrimination will be a single day). Hadley -- http://had.co.nz/ ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.