GLOBAL MARKETS-Nikkei leads world higher in event-packed week ahead

U.S. stock index futures tipped lower with S&P futures down by 0.1% and Nasdaq futures trading largely flat worn out by record-closing highs in the prior session, as investors paused at the start of a week packed with key jobs data and Fed Chair Jerome Powell's congressional testimony. "We're currently on a run that you may not see again in your lifetimes," Jim Reid, strategist at Deutsche Bank, said in a note.