David Chambers and Elroy Dimson have done a lot of nice work looking at how Keynes invested the endowment of King's College, Cambridge - click here for their working paper. David was interviewed for the BBC2 programme on Keynes which aired yesterday evening (click here). You can also listen to him talk about Keynes the investor in the video clip below.
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.