A、rECEnt stuDy By thECEntEr ForEConomiC poliCy rEsEArCh sAys thAt, in orDEr to EAsE imBAlAnCEs, thEEuropEAn union nEEDs to mAkE ChAngEs whilE thE unitED stAtEs hAs to spEnD morE AnD sAvE lEss.