一种改进的群体效用集结方法  

Improved method of the group's aggregated utility

作　　者：江文奇[1] 华中生[1] 

机构地区：[1]中国科学技术大学商学院,安徽合肥230026

出　　处：《系统工程与电子技术》2005年第2期253-256,共4页Systems Engineering and Electronics

基　　金：国家自然科学基金(71072041);安徽省自然科学基金(03042308)资助课题

摘　　要：针对委托求解群决策问题中各个成员效用的设定问题,借鉴于策略理性的思想,给出了一种成员效用的设定方法。该方法将每个成员的效用分成两部分:初级效用与次级效用,分析了这两种效用的含义,探讨了在共同知识函数和动态环境下,各个成员次级效用的调整区间,给出了成员效用设定的具体步骤,最后通过算例说明该方法的实施过程。To solve the problem of individual utility enactment in delegation process, an improved method of the group's aggregated utility is presented based on the idea of strategic rationality. The individual utility is divided into two parts: preliminary utility and sub-utility, and their meanings are studied, then the adjusting interval of individual sub-utility with the common knowledge function and under the dynamic condition is discussed. The steps of individual utility enactment are described and an example is given to illustrate the method.

关 键 词：群体决策 效用 策略理性 委托 

分 类 号：C934[经济管理—管理学]