Thursday assorted links by Tyler Cowen July 23, 2020 at 11:19 am 1. The evolution of current Covid. 2. NYT covers Hillsdale, NJ, the town where I grew up. 3. Free trade can limit hunger caused by climate change. 4. “Police in Poland have detained seven people on charges relating to the building an enormous medieval-style castle on a lake in Notecka Forest, an area protected as part of the EU’s Natura 2000 network.” 5. The four-year-old poet. 6. NIH to start a flurry of large clinical trials. 7. First alien solar system now actually visible.