The risk that a hold of derivatives can not sell the underlying instrument by the reasonable price. It includes that the holder can not offset the long or short.

指衍生工具持有者不能以合理的价格迅速地卖出或将该工具转手而导致损失的可能性，包括不能对头寸进行冲抵或套期保值的风险。

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By letting them sell credits to companies in rich countries which, in turn, can use them to offset their own pollution.

FORBES: When Pigs Fly

Rather than sell service to marketers as a customer giveaway, NetZero peddles its own brand, aiming to offset the cost by selling advertising and targeted marketing research.

FORBES: Free For All