Shares retreated in Europe and Asia on Monday after a weekend meeting of G20 finance chiefs ended with no new plan to spur global growth and as investors fretted the U.S. Federal Reserve could raise interest rates before year-end.
The dollar, however, tumbled against the Japanese yen as investors sought shelter from the fall in equities, which saw Chinese stocks lose nearly 3 percent. Gold, another "safe haven", rose and was on track for its best month in four years.