How does Low Fertility Affect Economic Growth, Worldwide? Jesús Fernández-Villaverde

How exactly does low fertility affect economic growth, are UN population predictions accurate, what’s driving the decline in fertility, and what can be done?
To answer these questions, I’m joined by the brilliant macro-economist, Jesús Fernández-Villaverde
Read his recent paper: The Wealth of Working Nations https://www.nber.org/papers/w31914