According to the analysis of DEA efficiency and scale benefits of each DMU, the situation of production of each year is evaluated, to further evaluate the management efficiency of Yangzhou Port.

• 通过扬州港各决策单元的DEA有效性和规模收益分析,对其各年份的生产情况进行评价,从而衡量扬州港的生产经营效率状况,有利于港口企业在发展中准确定位,也为港口的投资建设提供决策指导。