Below is a short video where Angus Deaton talks about his new book: The Great Escape: Health, Wealth and Inequality. In this book, Deaton looks at why, about 250 years ago, gaps opened up between nations in terms of their wealth and health. He also looks at why those gaps persisted and what can be done to improve the well-being of all nations.
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.