现有文献对风险企业的评价常为总体评价，没有体现出风险投资项目的阶段性风险特点，实际运用时缺乏可操作性。
The present documents usually appraise venture business totally, don't embody the stage characteristic of risk of venture capital project, and lack the practical meaning.
旅游项目的投入大，关联性强，阶段性明显，因此投资收益的不确定性大。
Tourism project has the characteristics, such as abundant investment, intense relationship and obvious stage, which result in uncertainty in capital return.
旅游项目的投入大，关联性强，阶段性明显，因此投资收益的不确定性大。
Tourism project has the characteristics, such as abundant investment, intense relationship and obvious stage, which result in uncertainty in capital return.
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