When investors had right to delay development for intending oilfield, the investment decision making of the oilfield development project can be similar to American call options.

当投资者对拟开发油田具有延迟开发权利时，油田开发项目的投资决策可类比于美式看涨期权。

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This kind of option strategy is comprised by one put and one call options with the same strike price and the same expiry date.

该组合由两份执行价格和到期日均相同的看涨期权和看跌期权组成。

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Furthermore, with European down-and-out and down-and-in call options as an example, we discussed the impact and characteristics of the scale and long-time dependence on the barrier options.

再者，我们以欧式下降敲出看涨和下降敲入看涨期权为例，讨论了标度和长期依赖性对障碍期权定价的影响程度及特征。

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repeat Scratch essentially had the same ideas, but they were call repeat and forever and a few other options.

本质上，Scratch有相同的思想，但是他们叫做,和forever和一些其它的选择。

哈佛公开课 - 计算机科学课程节选

Ansbacher got hooked on selling call options on individual stocks during the early 1970s.

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For more put and call options contract ideas worth looking at, visit StockOptionsChannel.com.

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Yesterday we noted the pre-earnings report spike in demand for call options on the stock.

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