In this October 8, 2014, file photo, a man walks to work on Wall Street, near the New York Stock Exchange, in New York. Global stocks mostly fell on Monday, Nov. 6, 2017, and the price of oil hit a two-year high after a spate of high-profile arrests in Saudi Arabia unnerved some investors and suggested the kingdom could be more bullish in pursuing output cuts. (Photo by Mark Lennihan/AP Photo)
