U.S. stocks extended a worldwide sell-off on deepening concern over the health of the global economy and Netflix Inc. and EBay Inc. dropped after reporting earnings.
European shares slid after euro-area data showed slower inflation and joblessness near a record high, while Treasuries extended a selloff into a fourth day.
Trading may be subject to unexpected swings today because of a quarterly event known as quadruple witching, when futures and options contracts on indexes and individual stocks expire.
The 18-nation currency slid vs. most of its peers after ECB Executive Board member Benoit Coeure said the central bank is “very seriously” considering negative deposit rates.
The dollar declined from a four-month high amid Treasury yields at an almost six-week low before the Federal Reserve meets next week to determine whether to continue scaling back stimulus.
The yen and Australian dollar, the two worst-performing major currencies last year, headed for the biggest weekly increases in at least two months on speculation their recent declines were too rapid.
