Tuesday assorted links by Tyler Cowen September 22, 2020 at 12:12 pm 1. What is the marginal cost curve like for gravediggers? 2. 66% herd immunity in the Brazilian Amazon? 3. An Uber-like service for hiring an eviction crew. 4. Jonathan Dancy on Parfit. 5. MIE: discontinued photographic film. 6. Matt Y. on the Biden economic team.