In other news
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.
Britain's economy has created the largest number of new jobs in nearly a year and unemployment hit its lowest rate since mid-2008.
Taiwanese light manufacturer has winnowed its workforce to just 200 and leased most of its space to other firms such as lamp workshops, a mobile phone maker.
Managing the life of Google co-founder Sergey Brin is big business, with former bankers and philanthropy experts hired to help manage his $30bn fortune.