Oil futures closed mixed Monday after an early rally gave way to muted gains for Brent as sanctions on Iran officially went into effect. The sanctions have been on the market's horizon for some time, and much of their anticipated effects have already been priced in, several traders and analysts said (IOD Nov.6'18). Nonetheless, their Nov. 5 start date provided a catalyst for oil to claw back some of the ground lost the week prior - at first.
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