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Social Contagion

How social norms and peer effects drive fertility decisions.

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Population Collapse # 4 - Why You Don't Really Decide to Have Children — Social Contagion and the Fertility Collapse

You don't decide to have children. The people around you decide for you. This report traces the mechanism of social contagion behind fertility decisions — from Girard's mimetic desire to the data showing your friends' choices predict yours, the feedback loop pulling wealthy societies toward irreversible decline, and the haunting parallel of Calhoun's mouse utopia where a population with everything still collapsed to zero.