Social Public Sentiment Research On Large-scale Public Projects Investment Decision-Making

The 21 st century is the era of the Internet,whose wide application has deep influence on people's daily life.The Internet has widen the channel of people's information exchange and has improved the transmission speed.Meanwhile,people are able to understand the beginning and end of things conveniently through various channels(like Newspapers,the Internet news,Microblog)on the Internet and gather different news and perspectives,expressing their unique opinions on the Internet.Furthermore,the investment construction of large-scale public projects can not only promote the national economy and alleviate the economic&social contradictions,but also provide the public services for the whole society and push forward the national life quality.However,for the sake of personal,national or the general public's interests or the natural ecological environment,the rapid transmission of the Internet information has resulted in enormous immeasurable losses,causing large obstacles on the construction of large-scale public projects.Therefore,in order to ensure the harmonious and steady development of the country,it is necessary to analyse the social sentiment of large-scale public projects investment decision-making.The paper made a research on large-scale public projects investment decision-making combining the social sentiment and system dynamics.The conclusion of the research as follows:(1)The high quality of netizens themselves can be highly discriminative when making investment decisions for large-scale public projects.It is important to distinguish between right and wrong.Citizens should have strong resistance to network rumors and won't trust whatever they hear.They have their own opinions and thus reducing the risk of social sentiment.(2)The monitoring and control of online sentiment spread has a significant effect on the dissemination of public sentiment under the line,and it is easier to achieve the purpose of controlling public sentiment,reducing the risk of public sentiment so as to achieve a multiplier effect.(3)The official media and information disclosure are the two main factors that determine the credibility of the government.Among them,the social impact of information disclosure is wider,and it plays a more important role in controlling the risk of social sentiment.(4)The incident itself includes the degree of damage and the impact of the incident.When the impact of events has multiplied,the risk of social public sentiment multiplied.Therefore,when publishing information,we should pay more attention to the degree of information disclosure.To increase the degree of openness of information to the public and to strengthen public awareness of the event itself and the underlying mechanism have played a crucial role in the control of public sentiment risk.This paper adopts the methods of social public sentiment analysis and system dynamics to solve the investment decision-making problems of large-scale public projects,and further perfects the investment decision-making theory of public projects,providing theoretical guidance for the government decision-making department.