council decis april amend decis eec set european advisori committe statist inform econom social sphere ec council european union regard treati establish european commun regard draft decis submit commiss articl decis eec specifi number member committe consist reason access austria finland sweden adjust number member committe adopt decis articl articl decis eec replac articl committe consist member repres commiss member commiss respons statist inform polici chairman committe monetari financi balanc payment statist presid director gener nation statist institut member state repres member state appoint council consult commiss lead repres econom social categori scientif circl view appoint member member state provid council list compris candid council account econom social categori scientif field adequ repres articl decis publish offici journal european commun luxembourg april council presid van aartsen oj