Friday grab-bag

● This is the man Bill Gates thinks you absolutely should be reading (HT Marginal Revolution) 

● KKK Member Walks Up to Black Musician in a Bar - But It's Not a Joke and What Happens Next Will Astound You (HT Mike the Mad Biologist) 

● Noah Smith, Does Your Job Create Real Value? 

● As Marcellus Shale Loses Momentum, A Reassessment 

Video of the week: A song for Black Friday.