See also: COCO, CAPRI documentation, PDF
That task is part of the work step Build Database.
The GAMS program called is COCO2. The aim is to add data on consumer prices and by-products used for feed to the results of the task Prepare national data base.
The different controls steer what part of the national data base are re-built:
The task does provides the final data set to be used in the task Build regional database".