Iron ore prices on the spot market – for immediate delivery – more than doubled over the period, although they have since fallen back.

在现货交易市场，以即买即付形式交易的铁矿石的价格翻了一翻（虽然现在价格开始回落）。

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The scramble to secure oil supplies now and into the future has contributed to the sharp increase in the price of oil on both the spot market and for future delivery.

FORBES: How to Stop the Spike In the Price of Gasoline

What about the contango effect (when the price of a barrel of oil for delivery in six months is higher than an identical barrel bought on the spot market today)?

FORBES: Magazine Article