There is a societal trend where wealth/HDI and # children are inversely correlated (https://ourworldindata.org/fertility-rate https://ourworldindata.org/fertili

There is a societal trend where wealth/HDI and # children are inversely correlated (https://ourworldindata.org/fertility-rate https://ourworldindata.org/fertility-rate). The US is generally wealthier than the Europe and has a higher HDI. "loneliness" might be measuring the same weird effect; ie, related to wealth and comfort. I don't understand it, I just observe it.