Assorted links by Tyler Cowen June 22, 2014 at 12:36 pm 1. Hachette, Amazon, and lock-in effects through DRM. 2. The vanishing prank call. 3. On the origins of Yiddish. 4 The economics of transition for a new Scottish state (pdf). 5. Two professional soccer players vs. 55 children (video, recommended). 6. Walmart defends itself.