1. Stephen Jen makes excellent points about the global stock market rout.
2. Sharing economy for dogs. Of dogs? To the dogs?
3. I appreciate the reader who sent me this link to my earlier video debate with Roger Scruton about the nature of friendship.
5. EconLog reading club on ancestry and long-term growth. These are very important issues, though I am never sure how much progress it is possible to make on them.
7. Important update on Tinder and assortative mating. New information, basically.