

One of the social factors that most limits procreation is the education of women. If advanced education is available and encouraged, the age a woman has their first child is pushed back. As fertile years are limited for women, this reduces their potential numbers of children. On top of that, educated women often seek careers which often further reduces their active reproductive years. This is why developed countries usually have much lower birthrates than underdeveloped countries.
Free mental health care for those struggling the most plus housing subsidies for those struggling to stay off the street due to mental illness.