As traders learn about the true distribution of some asset's dividends, a speculative premium occurs as each trader anticipates the possibility of re-selling the asset to another trader before complete learning has occurred. Small differences in prior beliefs lead to large speculative premiums...

The financial crisis has generated fundamental reforms in the financial regulatory system in the U.S. and internationally. Much of this reform was in direct response to the weaknesses revealed in the precrisis system. The new “macroprudential” approach to financial regulations focuses on...