Tag: Demographic Transition Model
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The best of all possible worlds?
The Economist: The best of all possible worlds? It was once a rule of demography that people have fewer children as their countries get richer. That rule no longer holds true. ONE of the paradoxes of human biology is that the rich world has fewer children than the poor world. In most species, improved circumstances…
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WSI: Demographic Transition Model
To understand technophysio evolution's impact on the global population, we can look at what demographers call the Demographic Transition Model (DTM). The DTM is a model reflecting the experience of Western Europe, extrapolated to interpret anticipated global demographic trends. There are four phases to the DTM: Stage 1: Death rates (deaths per 1,000 population) and birth…
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MEC: Technophysio Evolution and Demographic Transition
Two "L" shaped graphs highlight the extraordinary changes in human prosperity over the last twelve thousand years. After millennia of infant mortality rates of 200-300 per 1,000 and life expectancy at birth of 20-30 years, most people today live in nations where infant mortality rates are dropping below 50, on their way to the single-digit…