Identify, rank and allocate critical risk the stages of public – Private partnership by Delphi technique in the context of resistance economy (case study: water and sewage industry Guilan Province)

Public-private partnership is one of the new financing tools in developed and developing countries. The purpose of this paper is to identify and evaluate risks and allocation of vital risks in water and wastewater industry projects in various stages of Guilan province and within each stage. In this study, to extract critical risks of executives with direct responsibility in the contracts concluded by B.O.T was used for public-private partnerships. By systematically removing 37 samples were identified for the study. Delphi technique with the priority risk 17 times and more than 3 extracted from the sample questionnaires were distributed. Information collected at each stage and different stages of public–private partnership (feasibility, procurement, construction, operation and transfer) were analyzed by nonparametric statistical methods. The results showed that the risk of the importance of public-private partnerships the top three in various stages of Guilan water and sewage industry there is a significant relationship. The relationship of the individual risks within each stage with the exception of one case is significant.