Linklist: April 23, 2012

Andrew Leigh: Five science breakthroughs that will transform politics: #1: Driverless cars, #2 Space elevators. This is via Robin Hanson who discusses Ems.

Via JW: Technology Review: GM Tests a Self-Driving Cadillac [Note, it is really only semi-autonomous, which is like being a little-bit pregnant, except the opposite] [Man said if we wanna shoot nails, this here’s the Cadillac. He mean Lexus, but he ain't know it. -- Snoop]

David King deconstructs: Land Use Regulations, School Quality and Metropolitics, noting that school quality is not somehow fixed if you change the neighborhood.