Life expectancy and human development in the 21st century — Michael Roberts Blog


Life expectancy is one of the best measures of human development.  In hunter-gather societies, on average, about 57-67% of children made it to 15 years. Then 79% of those 15 year-olds made it to 45 years.  Finally, those remaining at 45 years could expect to reach around 65-70 years. So we can see that life […]

Life expectancy and human development in the 21st century — Michael Roberts Blog

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