RE: st: identify group of observations

[Nick Winter <nw53@cornell.edu>]

At 11:32 AM 4/29/2004 +0100, you wrote:
> Or just
>
> gen grp = sum(flag == "01")
Or, to avoid assigning grp values to missing values of flag:

  gen grp = sum(flag == "01") if flag<.

--Nick Winter


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