Everyone is dunking on this but no one read the actual paper. Yes, they accounted for other variables such as social safety net and various other factors.
It's not a direct relationship but rather that smartphones decrease socializing in person overall and that leads to less couple formation.
Alejandra Caraballo
Are smartphones causing people to have fewer children? A provocative new working paper explores the persistent drop in birth rates since the iPhone was introduced nearly two decades ago. n.pr/4aHKqTK
Are smartphones causing people to have fewer children? A provocative new working paper explores the persistent drop in birth rates since the iPhone was introduced nearly two decades ago.