The Conference Board reports on business conditions around the world. It says an aging population could reduce world economic growth by one percent in the next ten years. 世界大型企业联合会就全球商业状况发表了报告.报告显示在未来十年人口老龄化会使世界经济增长率降低1%. Kishore Kulkarni is with the Metropolitan State University of Denver. He says immigration is one way to reduce the effects of an aging population. Older adults spend money differently than younger ones. And experts say that difference affects the economies of countries. Kishore Kulkarni在丹佛大都会州立大学工作.他表明移民是降低人口老龄化产生的影响的一种办法.老人在消费方面不同于年轻人.专家们表示,这种差异会影响到国家经济. _______________________