Quarter of the year of the observation.
Syntax: @quarter
Return: series
Returns the quarter of the year (1–4) associated with each observation in the workfile.
• If the workfile is of lower than quarterly frequency, all observations will be set to 1.
• If the workfile is undated, observations will be set to -1.
Examples
series dt = @quarter
saves the quarter into the series DT.
The command
smpl if @quarter = 4
sets the sample to only include fourth quarter observations.
Cross-references