Sunday assorted links
1. What D.C. as a state really would be like.
2. On the physical (im)possibility of light sabers.
3. Barter and isolation in Venezuela.
4. Ross Douthat on liberal proceduralism and its possible failings (NYT).
5. Arnold Kling on generalists.
6. Austan Goolsbee predicts Uber and Lyft will raise prices (NYT).