In the video clip below, Jeremy Paxman grills Mark Carney, the Bank of England's Governor. When Carney came into office, he said that interest rates wouldn't rise until unemployment fell to 7%. With the unemployment rate at 7.1%, Carney seems to be backtracking on this commitment. This is a perfect example of the time inconsistency problem.
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.