Monday assorted links by Tyler Cowen April 13, 2015 at 12:24 pm 1. Ghana’s success story goes dark. 2. What decision principles should we apply to national security issues? 3. What kind of music is best for relaxing cats during surgery? 4. Jeff Sachs defends David Cameron. 5. Does talk of God induce people to take more risk? 6. Modern house made of shipping containers.