PPP模式是指政府与社会组织、自然人之间,为了合作建设项目需要,以特许权协议合作关系为基础,并明确各方的权利和义务,以保障合作项目的顺利实现,最终达到理想目标的社会项目融资方式。PPP模式突出表现在政府的财政负担减轻,社会主体的投资风险减小;同时,采用这种方式,可以有效盘活社会资源、资本、资产存量,有利于社会公共服务设施、生态设施、民生设施等的优化整合,宏观上助力社会互动发展;通过PPP模式,微观上能够进一步改善生产力与生产关系的辩证关系,优化投融 PPP model refers to the government and social organizations, natural persons, in order to co-operate the construction project needs, based on the franchise agreement and cooperation, and clear the rights and obligations of all parties in order to ensure the smooth realization of cooperation projects, and ultimately to achieve the desired goal Social project financing methods. In the meantime, the PPP model can reduce the financial burden on the government and reduce the investment risk of the social subjects. At the same time, this mode can effectively activate the social resources, capital and stock of assets, and be beneficial to the social public service facilities, ecological facilities and livelihood facilities Optimize the integration of the macro help social interaction development; through the PPP model, the micro-level can further improve the productivity and production relations of the dialectical relationship, optimize the investment and financing