I think if you use -tsset- to tell Stata it's a quarterly panel, you can
then use -tsfill- to have Stata fill in the observations (with missing
data).
------------------------------------------------------------------------
Richard J. Stoll, Professor of Political Science and
Associate Dean of Social Sciences * Rice University
Dept. Political Science MS 24 * P.O. Box 1892 * Houston TX 77251-1892
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