Research On Multi-stage Social Choice Method

To study the social choice, it is in the case of individual preferences differ,how to integrate these individual preference, make the assembled grouppreference, or under the condition of the respect for individual preferences, howto fair sorting of the state of various social problems. Due to varying degrees ofalternative preference, and there is a conflict of interest between individualdecision, only through a single stage of social choice is difficult to get satisfy theresults of all individual decisions. Therefore, in order to quickly and efficientlygather groups of the optimal solution, this paper introduced the ideas of multi-stage decision into the social choice problem. Multi-stage social choice is theexpansion of social choice for a single stage, in the process of multi-stage socialchoice, personal preferences, alternatives, such as expert weight factors aredynamically changing.Social choice theory and multi-stage decision method is presented in thispaper, under the guidance of the decision-making process by multi-stage fittingout the optimal expert weight and build more stage social choice function;Through alternative process divided into reverse a multi-stage sorting method. Inthe decision-making process and decision-making methods extended to morestage at the same time, because many phase information can be morecomprehensive analysis and decision, comprehensive group opinions, ideas, andfinally reach an agreement. Rich in multistage group decision-making researchcontent at the same time, can effectively guide the actual selection process,ensure the decision-making group interests, thus arouse the enthusiasm ofindividuals, and earnestly implement the execution of the decision problem.Therefore, to expand social choice research in the field of multistage groupdecision-making, has important theoretical and practical significance.This article about multistage theoretical significance of the study of socialchoice method is mainly embodied in the following aspects: research in social choice process and social choice function of related research, the group decision-making problem from a single phase to multiple stages, not only broaden theresearch field of group decision, at the same time also makes the study of groupdecision content richer and more comprehensive.