Goldman commodities head Emerson to retire, succeeded by Qin and Jindal-memos

Goldman Sachs' head of global commodities Ed Emerson will retire in March after more than 24 years at the Wall Street giant, according to a memo seen by Reuters. He will be succeeded by Xiao Qin and Nitin Jindal, who will jointly lead the firm's storied commodities business, according to a separate memo. Emerson, 47, will become an advisory director to Goldman after he steps down.