实物期权脱胎于金融期权而又有自己的特点，在项目评价中优于传统的贴现现金流量法。

Real options born of financial options and have its own characteristics. Its use in evaluation of the project is superior to the traditional discounted cash flow method.

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传统的价值评估的方法主要有四种：调整帐面价值法、市场价值法、直接比较法和折现现金流量法。

There are four traditional means of valuation. They are book value adjusted, market value, directly comparing, discount cash flow .

youdao

传统的价值评估的方法主要有四种：调整帐面价值法、市场价值法、直接比较法和折现现金流量法。

There are four traditional means of valuation. They are book value adjusted, market value, directly comparing, discount cash flow .

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