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If the data sets have exactly the same variable then merging sounds
like the wrong thing. Perhaps vertical concatenation?
On Jan 14, 2008 1:26 PM, <tammy1207@yahoo.com.tw> wrote:
> I have 500 dataset named from a251 to a750. All of them have exactly
> the same variables. How can I merge them into one dataset by using
> macro? Thanks.
>
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