Futures dip; earnings season ends, rate hike timing in focus

Investors were also cagey ahead of next week's annual meeting of central bankers from around the world in Jackson Hole, Wyoming, in which Fed Chair Janet Yellen is likely to cement expectations for a slow pace of rate increases. Recent hawkish comments from two Fed officials have clashed with the central bank's position that more data is needed before interest rates can rise, according to the minutes of the Fed's July meeting released this week. Its recent run to record highs has been partly sup