【摘要】 运用数据包络分析(DEA)的方法,对港口板块上市公司的经营业绩进行了分析,指出非DEA有效的企业应按照技术效率和松弛变量的取值改变投入或产出,根据规模效益指示的方向改进经营规模,从而为证券行业的绩效评估寻求一种新的方法。更多还原

【Abstract】 The operation performance of the listed companies of port stocks is analysed by using DEA moded.It is pointed out that managers of the inefficient evaluated listed companies should change their input and output according to the values of technique efficiency and the relevant slack variables,and they should also improve the scale of operations under the direction indicated by the scale and efficiency for the security industries to find a new way to assess performance.更多还原