Assorted links by Tyler Cowen August 19, 2014 at 12:05 pm in 1. David Zetland’s economics of water book is now free. 2. How Ira Glass works. 3. Did Medicare Advantage get better? And where is “the pizza belt”? Is this the most important theory about pizza? I agree with the claims in that article. 4. Claims about deception detection. 5. Should robots have diverse personalities? 6. Which are the most correlated web searches with hard and easy lives? 7. More on RCT debates: is there a gold standard?