A good deal of early development policy analysis was focused on raising the share of investment to a level that would trigger a virtuous circle of rising productivity, increasing wages, technological upgrading and social improvements.
一大批早期发展的政策分析都着重把投资份额提高到一种良性周期的水平，它可以激发生产力提高、工资增加、技术更新换代和社会改良。