Analysts who have concluded that inequality in life expectancy is increasing have generally focused on life expectancy at age 40 to 50. However, we show that among infants, children, and young adults,
COVID-19 US County-level Summaries数据集由约翰斯·霍普金斯大学的计算机科学系和计算感应与机器人实验室共同创建，旨在为美国COVID-19的响应策略提供数据支持。该数据集包含3220个县级别区域的数据，涵盖了超过300个变量，如人口估计、民族、住房、教育、就业和收入、气候、交通评分和医疗系统相关指标。此外，数据集还包括了从SafeGraph和Google移动报告收集
In this essay, we ask whether the distributions of life expectancy and mortality have become generally more unequal, as many seem to believe, and we report some good news. Focusing on groups of counti
