对国内外学者对PPP的三层次认识进行回顾,指出国内外学者尚未形成对PPP的统一认识,其实质均是基于PPP的契约特征。
This paper reviews the Public -Private Partnership (PPP) literature from three the authors point out that the reason for the differences among the definitions are that the foreign scholars havent yet formed a unified understanding of the PPP; moreover the paper it is essential to conduct research based on the contract characteristics of PPP.