Sunday assorted links by Tyler Cowen September 7, 2025 at 12:28 pm 1. Social media use has a slightly positive effect on teen suicide rates. 2. Do we need avocado ripeness scanners? 3. Protections against the rising heat. 4. Will China maintain a demographic lead over India? 5. Where are AI agents? 6. Stuart Kirk on central bank independence (FT). And the battle to protect time (FT). 7. China’s marginal product of capital.