I’ve read about it before, but I don’t know of any specific reliable studies. I’ve heard numerous explanations – improved access to contraception, better chance of children surviving into adulthood (so there’s no need to have many children to increase the chance of at least one surviving), state-sponsored elderly care (in some countries), etc. For capitalist countries specifically, many people have less time to spend on raising children because they need to work
I’ve read about it before, but I don’t know of any specific reliable studies. I’ve heard numerous explanations – improved access to contraception, better chance of children surviving into adulthood (so there’s no need to have many children to increase the chance of at least one surviving), state-sponsored elderly care (in some countries), etc. For capitalist countries specifically, many people have less time to spend on raising children because they need to work