In a forthcoming paper in the Quarterly Journal of Economics, Meghan Busse and her co-authors ask if weather conditions affect car purchasing decisions. They find that the choice to purchase a 4x4 or convertible is highly dependent on weather conditions at the time of purchase, which is inconsistent with classical utility theory. Psychological biases such as projection bias and salience seem to explain their findings. The paper is available here.
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.