Keynes' mathematical Treatise addresses what some call "radical uncertainty", which he thought endemic in world affairs and whose appreciation underpinned much of his later work. In contrast, the mainstream view in economics, as elsewhere, has been that even if radical uncertainty exists, either...

From the early 1970s to the Global Financial Crisis of 2007-09, U.S. crude oil production followed a declining trend. After the Global Financial Crisis, U.S. crude oil production increased rapidly. This paper addresses the important question "what economic factors have driven U.S. crude oil...