1. My quasi-debate with Greg Mankiw (Korean language account, imagine a dialogue between Average is Over and his JEP essay on inequality). There is more here, and here, both in Korean. There are brief excerpts in this Korean news video.
2. Robert Graboyes on supply-side innovation in health care.
5. Which are the world’s worst cities for air pollution? More provincial than you might think.
6. Can a famous jeweller become a great philosopher? By the excellent Oliver Burkeman.