1. The economics of lithium constraints (FT). Augmenting provide is hard, and initiatives can take from six to nineteen years to repay.
2. Dropbox for infants? (NYT)
3. Gideon Lewis-Kraus New Yorker profile of Will MacAskill, with a cameo look by the MR feedback part.
6. What was the relative welfare achieve from tobacco? (speculative)