{video} The volatility that rocked oil prices last quarter may have moderated, but Citi’s global head of commodities research says the market’s “nightmare” is not over yet. The bank expects oil supply to tighten in the first quarter as top exporter Saudi Arabia cuts production, but Citi’s Ed Morse also forecasts a soft spot for demand in the opening months of 2019. Further complicating matters are a series of geopolitical and market dramas that will play out through the beginning of May. This follows a three-month period that saw oil prices spike to nearly four-year highs as the market braced for U.S. sanctions on ... (full story)