Measuring what matters There are several simple, basic indicators of a nation’s health and capacity for long-term survival:
Total fertility rate
Life expectancy
Infant mortality
The number of homicides
Income inequality
Education levels
The Social Well-Being Index takes these into account to build a clear picture of the modern world and where the 146 countries surveyed stand in it.
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The country lost about 3 million people in 2025 and now has about 1.4 billion. Birth rates are at their lowest since the founding of the People's Republic