> The stronger your country's economy, the fewer babies you have.
You have to be careful about causation and correlation there. It should be possible to curb population growth even before you get high levels of economic development by educating girls, rather than waiting for economic development to bring empowerment for women to decline to have lots of children.
Conversely the first thing that happens when you educate women is they tend to enter the workforce on their own, at which point they gain better access to the means to control their own fertility.
You have to be careful about causation and correlation there. It should be possible to curb population growth even before you get high levels of economic development by educating girls, rather than waiting for economic development to bring empowerment for women to decline to have lots of children.