Links - December 21, 2015
- How the Bitcoin protocol actually works Michael Nielsen
- 99% of Costa Rica's electricity came from renewable energy in 2015 Steven Nieberg - Solar Crunch
- Up for Grabs David Warsh - Economic Principals
- Contextual Runtimes Fred Wilson - AVC
- Macro theory vs. string theory Noah Smith - Noahpinion
- What the Führer means for Germans today The Economist
- The Donald and the Decider Paul Krugman - The New York Times