TED talks make the work of academics and thinkers accessible to wide audiences. Why do we have economic prosperity? Why are some economies more prosperous than others? In the TED talk below, Niall Ferguson gives an entertaining and provocative 18-minute lecture where he identifies six "killer apps" which gave us economic prosperity.
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.