Goldman believes oil has bottomed and is headed back to $65 next year

A worker on a an oil drill near New Town, North Dakota.
Daniel Acker | Bloomberg | Getty Images

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Oil prices have rebounded from their recent lows and Jeffrey Currie, Goldman Sachs' head of commodities research, says the worst is now over.

"This market appears to have already turned the corner. We are in the inflection right now as we speak," he said Thursday on CNBC's "Worldwide Exchange." "We do think the market globally will be in a deficit by early June."