This is because the call gives us the right to buy the share at a fixed price.

这是因为买进期权给予咱们权力以固订价格买进股票。

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B put gives the holder the right, but not the obligation, to tender a share and receive, in return, a fixed price.

沽出期权则给予权力，而非强制约束，持有人以固订价格卖出股票。

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When it becomes obvious that a shortage of some commodity is developing as a result of a price fixed below the market, rich consumers are accused of taking "more than their fair share";

到了某种商品因价格被规定在市场水平之下而出现显著的短缺之后，有钱的消费者往往遭到指责，说他们得到的必需品“超过公平份额”；

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That reputation for safety was no doubt shored up psychologically by the maintenance of a fixed share price.

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An option to buy their companies' shares at a fixed price gives directors an incentive to push up the share price, bringing the interests of management and shareholders more closely into line.

ECONOMIST: Spare a thought for shareholders

The share price has no theoretical ceiling, while the bonds pay a fixed amount.

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