option theory的用法和样例：
例句
- Real option theory states that you shouldn't naively take the first option with a positive net present value.
实物期权理论认为，不应天真地选择第一个净现值为正的方案。 - Moreover, the option pricing theory is applied to the analysis of decision making of sequential investment including information cost.
给出了信息成本的分类和计量方法，利用期权理论与方法对有信息成本的序列投资决策进行了分析。
