U.S. stock index futures , , were little changed.
The dollar was set to clock up its best winning streak since 2014, bolstered by a resilient run of U.S. economic data.
In contrast, the yuan fell to its weakest level since 2007 on worries about China's slowing economy.
"Everything is geared towards the next couple of weeks, with European Central Bank, Federal Reserve and Bank of England meeting.
Stocks sought to stabilise after a week of easing, with the MSCI All Country stock index (.MIWD00000PUS) slightly weaker at 676.83 points, and down about 1.5% for the week so far, though still up nearly 12% for the year.
Persons:
Toby Melville, Mike Hewson, Stocks, Patrick Spencer, Spencer, YUAN, Masato Kanda, Hirokazu Matsuno, Brent, Heekyong Yang, Shri Navaratnam, Tomasz Janowski, David Evans
Organizations:
London Stock Exchange Group, City of, REUTERS, Stocks, Apple, Investors, European Central Bank, Federal Reserve, Bank of England, CMC, U.S, Consumer, Baird, ANZ Bank, Treasury, Thomson
Locations:
City, City of London, Britain, China, United States, Europe, U.S, Seoul