Thank you very much for your answer, the routine of David Harrison helps!!
best
Mariarosaria
Citazione n j cox <[email protected]>:
> You don't say what you want this variable to contain
> precisely and how it is to be aligned with your
> existing data.
>
> David Harrison has already given one guess at what
> you want and one solution. Another is to use
> -fillin- or -tsfill-.
>
> Nick
> [email protected]
>
> [email protected]
>
> I am using an unbalanced panel data, where some individuals are missing
> in certain years. My problem is that I need to know exactly what are the
> years for which each individual is missing, and the database is too
> large to proceed simply by inspecting the data...is there a way to
> generate a new variable, telling the existing (or missing) years for
> each individual?
>
> *
> * For searches and help try:
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> * http://www.stata.com/support/statalist/faq
> * http://www.ats.ucla.edu/stat/stata/
>
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