council recommend octob electr tariff structur commun eec council european commun regard treati establish european econom commun articl thereof regard draft recommend commiss regard opinion european parliament resolut februari council emphas make price cover gradual fullest extent feasibl cost make energi amort invest consist energi price structur fundament element econom energi polici ration tariff structur make util resourc tariff structur found common principl lead homogen condit suppli enabl electr price fix consist commun distribut electr public servic irrespect legal statu undertak involv reason undertak ensur equal treatment consum compar suppli condit electr suppli undertak accord principl sound manag cover cost basi object alloc cost categori user promot tariff structur prevent ration energi avoid principl underli electr tariff structur vari countri commun structur reflect common approach effort bring simplif unif pursu recommend member state step ensur electr tariff structur base common principl electr tariff structur drawn adopt applic ration price polici reflect cost incur suppli categori consum tariff structur design ration energi mind avoid encourag unjustifi consumpt clear simpl part tariff system tariff option reflect cost structur provid electr gener promot tariff structur encourag unnecessari consumpt price electr artifici lower increas amount electr discontinu tariff base electr put elimin tariff conform gener requir point contribut achiev long term energi polici object aim transfer demand peak period load shed provis made multipl tariff differenti rate possibl interrupt suppli tariff artifici low social ground anti inflationari polici reason case separ action warrant oj oj term quot part tariff quot cover tariff structur consist fix compon compon vari amount electr tariff formul date price regular interv research pursu develop close cooper commun level characterist electr demand categori consum evolut long term object improv tariff structur electr price market character greatest degre transpar price cost consum made public luxembourg octob council presid walker