published Apr 22nd 2016, 12:25 pm, by Barry Ritholtz (Bloomberg View) — Many traders and investors acts as if markets are efficient, meaning that asset prices fully reflect all available information. We see this manifest itself in numerous ways — how prices rapidly adjust to new information and how few

Copyright 2015 Bloomberg. NIAO4Y6JTSEJ (Bloomberg) — U.S. drillers have taken a record number of oil rigs out of service in the past six weeks as OPEC sustains its production, sending prices below $50 a barrel. The oil rig count has fallen by 209 since Dec. 5, the steepest six-week decline