Citi’s analysts identify a handful of the world's energy providers they deem as "world...

|By:, SA News Editor

Citi’s analysts identify a handful of the world's energy providers they deem as "world champions" for investing in strong long-term growth prospects for emerging economies. Gazprom (OGZPY.PK) is irreplaceable on the European market, the firm says, but growth may be limited; South Africa's Sasol (SSL) is an alternative play to cheap shale gas. Also on the list: XOM, SLB.