You left out “they think it’s desirable for people of their own ethnicity, race, and/or maybe class to have children, sometimes because they’re afraid of being replaced by people of other races or ethnicities that at reproduce more than their own”.
This can overlap with your fourth, but it doesn’t have to.
You left out “they think it’s desirable for people of their own ethnicity, race, and/or maybe class to have children, sometimes because they’re afraid of being replaced by people of other races or ethnicities that at reproduce more than their own”.
This can overlap with your fourth, but it doesn’t have to.