基于DEMATEL方法的宁夏羊肉市场风险因素影响度测算

Influencing Degree Measurement of Risk Factors in Ningxia Mutton Market Based on DEMATEL Method

采取头脑风暴法和专家意见法相结合的方法所获得的影响因素得分数据,通过DEMATEL方法,对宁夏羊肉供求市场的风险因素进行识别分析,得出各风险因素影响羊肉需求和羊肉供给的逻辑关系。结果表明,影响宁夏羊肉需求市场的风险因素主要为季节、收入和价格,影响度分别为0.636 4、0.454 5、0.363 6;影响宁夏羊肉供给市场的风险因素主要为政策、羊肉价格、成本收益、贸易需求,影响度分别为0.616 4、0.508 1、0.454 6、0.375 7。

The influencing factor score data were obtained by using brain storm and expert opinion method.Through DEMATEL method,the risk factors in Ningxia mutton market were identified and analyzed,the logistic relationship of each risk factor influencing mutton demand and supply was gained.The results showed that main influencing factors for Ningxia mutton demand market are season,income and price,the influencing degree are 0.636 4,0.454 5 and 0.363 6;the risk factors influencing Ningxia mutton supply market are policy,price and cost,trade demand,the influencing degree are 0.616 4,0.508 1,0.454 6 and 0.375 7.