Ordinarily, spillovers provide a strong incentive for governments to co-ordinate their stimulus efforts-lest some tight-fisted economies (eg, those in Europe) free ride on the largesse leaking from more generous ones.
通常情况下,溢出效应为政府协调其刺激措施提供了强大的动力——以免一些吝啬的经济体(如欧洲国家)搭上从更为慷慨的经济体中溢出的慷慨便车。