Demographics
2 unrolled threads about demographics, each one readable on a single page.
- Feb 24, 2026
A recent study found that giving men a pay raise led them to have more children, while giving women a pay raise led them to have fewer children. 🧵.
SummaryA study found that pay raises have opposite effects on fertility for men and women: raises led men to have more children but women to have fewer, likely because women face greater opportunity costs between work and childcare. The findings suggest policies addressing wage gaps may inadvertently reduce fertility rates among women.5 tweets1 min read - Jun 8, 2026
🧵 China’s population collapse is now mathematically irreversible. There simply aren’t enough women left of childbearing age. Even if the fertility rate magically returned to replacement level (2.1...
SummaryChina's population decline is mathematically irreversible due to the One Child Policy's cascading effects on female demographics. With a fertility rate around 0.92 and shrinking cohorts of childbearing-age women, China could lose 60-75% of its population by 2100, undermining its superpower status regardless of current government incentives to boost births.7 tweets1 min read