Assorted links by Tyler Cowen December 22, 2011 at 10:40 am 1. Cause and effect, by Jonah Lehrer. 2. eBook of Paul Ryan vs. David Brooks debate. 3. European Union proposes to fund largest cultural program, ever. 4. Maria Popova, infovore, and here, and some of her favorite history books here. 5. Can central banks still raise rates when they wish?, important questions in this piece. 6. The year’s most striking scientific images, and quantum levitation video, recommended.