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by Nasrudith 2892 days ago
The thing is population growth is sensitive to needs - people reproduce more for their needs whether more farm labor or "social security". Giving people security paradoxically causes people to reproduce less if they can be sure that three survive to adulthood no need to go with eight children unless they have a farm.

Essentially humans are K/r adaptive - if they are risky they go r (quantity). If they are safer they tend to go K quality.