一种推广的连续情形经济投资模型

The Applied Investment Model at the Continous case

随着序列情形费用型投资模型和折扣投资模型的解决，本文对其进行连续推广，并给出一个明确的停止规则。

With serial investment models soluted,the essay deals with their applied form the continuous form, and gives its explicit optimal stopping rule.