The following statements are used with the PANEL procedure.
PROC PANEL
options ;
BY
variables ;
CLASS
options ;
FLATDATA
options ;
ID
cross-section-id time-series-id ;
INSTRUMENTS
options ;
LAG
options ;
MODEL
dependent = regressors < / options > ;
RESTRICT
equation1 <,equation2…> ;
TEST
equation1 <,equation2…> ;