Assorted links by Tyler Cowen February 12, 2013 at 1:04 pm in 1. How the Snickers bar has changed over time. 2. Correlation does not prove causation, Danish marriage edition. 3. Will spending caps work?, and more here from Matt. 4. Very good older piece from Fuchsia Dunlop, “Perplexing encounter with a gastro-nihilist.” 5. Bill Gates answers questions on Reddit. 6. Say law follies, by Scott Sumner. 7. Are we bending the health care cost curve?, by Annie Lowrey, and see this chart on hospital construction. 8. Brad DeLong has on-the-mark comments on the Ezra profile.