"It's hard to remember that 10 years ago the price of oil was $20 (a barrel)," said Edward Chow, a senior fellow in the energy and national security program at a Washington, D.C., think tank. "It's hard to know where all this is heading."
Unprecedented price volatility and market changes coming faster than ever are making it tougher to accurately forecast oil prices and market demand, Chow told an audience of almost 100 people at an Alaska World Affairs Council luncheon May 12...

