Thanks Johan,
it works very well. Wondering why we have xtline, but not a command
for correlations between panels. Thanks,
ricardo
2009/7/4 ricardo f <[email protected]>:
> Dear Statalist,
>
> I have a small panel of price data in ten cities over 24 months, i.e.
> the panel is set up as :
>
> xtset city_ID t
>
> I would like to calculate the price correlation for each pair of city
> over the two years – how can I do this in stata?
>
> Thanks for your help
>
> ricardo
>
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