Assorted links by Tyler Cowen December 20, 2011 at 12:19 pm in 1. Why boom times kill, and Austin Frakt on the Daeho Kim Medicare costs paper. 2. Obama meets Gurrumul, Queen Elizabeth and Crown Princess Mary of Denmark meet Gurrumul. 3. Good interview with Brian Leiter. 4. Roland Fryer holds out for RCT, the DC government will not oblige. 5. A dog’s life, and how much can we prepare for the long run?