2 0 0 7 ▁reported ▁Work Cho ices ▁was ▁a ▁reason ▁for ▁Labor ▁party ▁support , ▁and ▁a ▁fear ▁of ▁union ▁domin ance ▁and ▁support ▁for ▁Co al ition ▁economic ▁management ▁policy ▁as ▁the ▁biggest ▁reasons ▁behind ▁the ▁Co al ition ▁vote . ▁Several ▁big ▁business ▁organis ations , ▁including ▁the ▁Australian ▁Indust ry ▁Group , ▁decl ined ▁a ▁request ▁from ▁the ▁Prime ▁Minister ▁to ▁run ▁advert is ements ▁to ▁counter ▁the ▁union - fund ed ▁campaign . ▁The ▁share ▁of ▁vot ers ▁concerned ▁about ▁industrial ▁relations ▁grew ▁from ▁ 3 1 ▁per ▁cent ▁to ▁ 5 3 ▁per ▁cent ▁in ▁the ▁two ▁years ▁to ▁June ▁ 2 0 0 6 , ▁with ▁around ▁three - fif th s ▁of ▁vot ers ▁backing ▁Labor ' s ▁ability ▁to ▁handle ▁the ▁issue ▁over ▁the ▁Liberal ▁Party . ▁ ▁A ▁New sp oll ▁released ▁in ▁June ▁ 2 0 0 6 ▁reported ▁health ▁and ▁Medic are ▁were ▁the ▁most ▁important ▁issue ▁for ▁vot ers ; ▁ 8 3 ▁per ▁cent ▁of ▁respond ents ▁r ated ▁it ▁" very ▁important ". ▁Other ▁key ▁issues ▁included ▁education ▁( 7 9 ▁per ▁cent ), ▁the ▁economy ▁( 6 7 ▁per ▁cent ), ▁the ▁environment ▁( 6 0 ▁per ▁cent ) ▁and ▁national ▁security ▁( 6 0 ▁per ▁cent ). ▁Tax ation ▁and ▁interest ▁rates , ▁key ▁issues ▁in ▁previous ▁campaign s , ▁were ▁r ated ▁very ▁important ▁by ▁ 5 4 ▁per ▁cent ▁and ▁ 5 1 ▁per ▁cent ▁respectively . ▁Im m igration , ▁a ▁key ▁issue