Aging

清华公共管理学院教授杨燕绥，根据官方网页显示，她现在是政府研究所教授、就业与社会保障中心主任。2012年，杨燕绥教授提出建议：延迟到65岁领取退休金。该方案曾引起一片骂声。2019年初，在腾讯@所有人节目中再次发声。

2011年10月，由美国国立卫生院老龄研究所和世界卫生组织联合出版的报告《Global Health and Aging》；

联合国《World Population Aging 2019》（Highlights）

Some countries may grow old before they grow rich.

Many developed nations have had decades to adjust to their changing age structures. In contrast, many less developed countries are experiencing a rapid increase in the number and percentage of older people, often within a single generation.