How about you starting threads with something that suggest what you are
looking for:
Like "adding collumns in stata (gen or egen)".
On Sun, Mar 29, 2009 at 10:50 PM, minben <minbenh@gmail.com> wrote:
> I want to add a colume to a data frame by some rules, in stata the
> command is "gen" or "egen" ,but what is it in R?
>
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> PLEASE do read the posting guide
>
http://www.R-project.org/posting-guide.html<http://www.r-project.org/posting-guide.html>
> and provide commented, minimal, self-contained, reproducible code.
>
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