The speed of the change is breathtaking. A woman in Oman today has 5.6 fewer babies than a woman in Oman 30 years ago. Morocco, Syria and Saudi Arabia have seen fertility-rate declines of nearly 60 percent, and in Iran it’s more than 70 percent. These are among the fastest declines in recorded history.
That is from David Brooks. These societies will be old before they will be wealthy. Which means perhaps they will never be wealthy.