gen Z = max(X, Y)
is even simpler.
Nick
[email protected]
Svend Juul
> Christer wrote
>
> I have two income measures, X and Y. I want to create
> a variable, Z, that is equal to X for those obs where
> X>=Y and equal to Y for those obs where Y>X. Like this:
>
> id X Y Z
> 1 12 11 12
> 2 10 10 10
> 3 10 12 12
>
> Is there a simple way?
>
> ---------------------------------------------------
>
> Yes:
>
> egen Z = rowmax(X Y)
>
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