Risk and Income Evaluation Decision Model of PPP Project Based on Fuzzy Borda Method

In order to effectively analyze the risk-return decision-making model of PPP project by Yuan et al., (2020) this paper, based on fuzzy Borda method and synergy effect theory, considers synergistic project, constructs investment risk sharing, incentive, supervision punishment, determines investment. This paper also aims supervise punish mechanism achieve goals project. The research results show that increased participants not only reduces impact revenue but promotes increase their willingness undertake risks, actively effects projects. Through cooperation both parties, total income projects is increased. government chooses social capital with complementary advantages form as shown Jiang al. (2016); synergy, needs incentive intensity, improve performance behavior proposed Junlong (2020), curb speculation, promote two sides. Due reduce should intensity punishment.