Business book review: 'Hedge Hogs': The sad saga, and juvenile culture, of Amaranth Advisors

``In September 2006, hedge fund Amaranth Advisors collapsed after losing more than $6 billion in the natural-gas futures market. In "Hedge Hogs," Barbara T. Dreyfuss tells the story of the math-whiz traders whose risky dance with deregulation led to the collapse.'' -- We suspect this contains little about the "other side" of this story: the windfall JP Morgan (the prime broker) received from the "misfortune"...