In other news
French Finance Minister Michel Sapin says Europeans seek stability over the long term with the euro at its current level.
The dollar has retreated as uninspiring US economic data have left investors pushing back the timing of a Federal Reserve interest rate increase.
Large US banks have bested earnings expectations, but stocks have still lost ground due to worries about high equity valuations and the Greek debt crisis.
The Group of 20 leading economies say risks to the global economy have diminished with improved growth prospects in rich nations, but it warned of challenges from exchange rate volatility.
Europe's main stock markets finished sharply lower on Friday, with London's benchmark FTSE 100 index ending the day down 0.93 percent to 6,994.63 points.
FirstRand has appointed a new chief executive for Rand Merchant Bank, a division of FirstRand Bank.
US stocks have dived in early trade, following a sell-off in European equities as worries about Greece's talks with creditors hung over markets.
World oil prices have dropped as investors locked in profits following a six-day rally, with a rise in OPEC's output in March also adding to downward pressure.