There are 5.7M more childless women of prime child-bearing age than expected (carsey.unh.edu)

Expectations did not accurately predict the neutral fertility rate and leading realized fertility indicators.

(~45-50% of women 25-44 are projected to be single and childfree by 2035)

https://www.morganstanley.com/ideas/womens-impact-on-the-eco...