The World’s 10 Oldest Nations by Population and the Implications

Misao Okama celebrated her 117th birthday on March 5 surrounded by her family, which included great-grandchildren, and congratulatory government officials. This milestone made Okama the world’s oldest woman. She died on April 1. Based on the most recent population forecast and data from the United Nations, it comes as little surprise that the world’s oldest woman … Read more

Projecting Future Populations Requires Tracking the Past

In politics it is often said: “While the future is known, it’s the past that keeps changing.” In demography, it’s exactly the opposite: while the past is known, it’s the future that keeps changing. That is simply because population’s fundamental building blocks — births, deaths and migrations — are not fixed but vary over time … Read more

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