Dear statalist,
I used the xi command to create time dummy variables.
I would like to test their joint significance using the test command. 
Is there a way to avoid typing in all my dummies. (_Id_1980; _Id_1981;
... and so)
Many thanks in advance
Hans
-- 
Hans J. Baumgartner 
Deutsches Institut f�r Wirtschaftsforschung (DIW Berlin)
German Institute for Economic Research
Abt. Staat / Dept. Public Sector
K�nigin-Luise-Str. 5; 14195 Berlin (Dahlem) 
Tel.: 030/89789-307; Fax.: 030/89789-114
http://www.diw.de
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