Saudi Arabia might seek to brake any new oil price spike, mainly to protect a fragile global economy and prolong its own role as the world's top oil producer - and if that hurts regional rival Iran, it will shed no tears. Immediate pressure for the capital Riyadh to use its vast spare capacity to pump more crude has faded somewhat as US crude has dipped back below $80 a barrel, after hitting $82 last week, its highest level this year.
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