If your diagram can explain away the fact that Utah consistently has the US's highest birth rate, then yes. Children largely are a consequence of religion/culture in many parts of the world. The parents use their free will to do what religion/culture has told them is good to do.

The subsistence farmer who has lots of children to help him dooms his kids. What's insane is enabling farmers to do that by saving their kids and nothing else. Since it's economic the farmer may well have even more kids to do even better economically.