commiss recommend februari common aggreg purpos make econom analys text eea relev ec commiss european commun regard treati establish european commun council regul eec amend commiss regul eec establish statist classif econom activ hereinaft call nace rev regul eec concern oblig degre detail statist analys articl level detail inform differ statist field member state possibl member state develop econom analysi aggreg compar european commun level accord principl subsidiar creation common statist standard task dealt effect commun level standard implement member state aegi organ institut respons offici statist essenti harmon aggreg econom analys european commun level recommend sole articl purpos econom analys member state measur need transmit commiss aggreg economi accord head set attach annex defin refer nace rev brussel februari commiss yve thibault de silgui member commiss oj oj annex aggreg econom analysi gt tabl gt