摘要：本文分析了影响移动商务交易风险的主要因素，建立了评价移动商务交易风险的指标体系。基于Dempster-Shafer证据理论的证据融合法，将不确定性多级多指标移动商务风险评估问题转化为确定性单一总指标的移动商务交易风险评估问题，给出了移动商务交易风险评估的证据融合法。实例表明利用证据融合法评估是有效性的，是有应用价值的。  

    Abstract: Some primary factors of mobile commerce trade risk are analyzed and an index system of evaluation of mobile commerce trade risk is established by considering some aspects. Based on Dempster-Shafer’ s evidence theory, an evaluation used to evaluate the risk of mobile commerce trade is proposed. The evidence fusion is adopted to fuse the uncertain multi-index multi-degree assessment problem involving the risk of mobile commerce trade, the risk evaluation problem is converted into a definite single-index evaluation problem. Finally, The case analysis shows that the method is efficient and practical for the evaluation of mobile commerce trade risk.