Assorted links by Tyler Cowen June 3, 2011 at 11:45 am 1. How to write a book, and Will comments. 2. How happy are librarians with their jobs? 3. A new use for BitCoin, but the EFF moves in the other direction, and a new critique here. 4. How well do gdp and population predict a country’s success at chess? 5. Interview with Gene Hackman.