The Federal Reserve Bank of Minneapolis has a great publication called The Review, which carries interviews with top economists. Click here to read an insightful and wide-ranging recent interview with Richard Thaler, one of the world's leading experts in behavioural finance and economics. Thaler is best known among the wider public for his book Nudge.
According to Robert Shiller , speaking at Davos, Bitcoin is a perfect example of a bubble - story here . Shiller sees Bitcoin as a backwards step in the evolution of money. George Selgin , a free banker, takes an opposing view - click here . Although he doesn't believe that Bitcoin is money, he sees its development as a fascinating turn in the evolution of money. In particular, he lauds the fact that Bitcoin production is constrained and cannot be infinite. There is a short video below where Bitcoin explain how it works.