Olena Stavrunova wrote:
> I have a panel data (id and quarters). Could you, please, let me know how to
> delete the entire case, that is all observations for the individual if, for
> example, in at least one quarter variable v1 takes a negative value for this
> individual.
>
Try-
tempvar x y
gen `x' = v1<0
egen `y' = max(`x'),by(id)
drop id if `y' ==1
john hennen
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