The new method applied in th thesis is the extension mathematics which enrich the investment risk management, and it is more flexible and useful to the enterprise, adds new means to the foreign direct investment risk management.

• 本文的创新之处在于将全新的数学模型应用于企业对外直接投资风险预警机制中，丰富了风险管理方法，并且在实际应用中具有较强的操作性与灵活性，为我国企业的对外直接投资风险防范对策研究增添了新的内容。