council decis novemb conclus agreement form exchang letter european econom commun govern australia arrang australia commun chees eec council european commun regard treati establish european econom commun articl thereof regard propos commiss gener agreement tariff trade gatt trade negoti commun conclud arrang australia chees object arrang attain provis amend commiss initi negoti australia matter reach satisfactori agreement countri decid articl agreement form exchang letter european econom commun govern australia arrang australia commun chees approv behalf commun text agreement attach decis articl presid council author design person empow sign agreement order bind commun brussel novemb council presid bruton oj