I like to hang out on fertility twitter. It's a strange place. Since the fertility problem is worldwide, you get a lot of ideologies mixing about. There's hardcore CCP folks, free market Mormons, radical Imams, universalist preachers, the whole lot of them. They're all trying to share ideas and jumping on the latest research findings from reputable and crackpot sources. They're all looking for the recipe to get peopl…
Every since the start of the industrial revolution, children became an economic burden instead of a benefit. Once man power was replaced by machines, it stopped making sense to have so many kids and the total fertility rate started to decline. The data is sparse prior to 1950, which is coincidentally when there was a huge global post war baby boom, but visit https://ourworldindata.org/fertility-rate and scroll down t…
Coincidentally, TFR was higher when women had to be paired up with a man and have sex without the use of birth control.