Explanation of the institutional-managerial reasons for the formation of informal settlements in Iran

In the increasing current development of cities, organizations and institutions, some encountered problems and complexities are the results of the increase of failures in the area of urban management. One of the problems added to the lots of problems of urban management which has become worse, considering the current trend of globalization of the world has been regarded as the crisis, is the issue of informal settlements. This study aims to explain the influencing institutional-administrative reasons in the formation of informal settlements and finally to provide fundamental solutions in order to improve them. The method of research is a scientific-survey one. The data collected from written documents and references has been descriptively organized and analyzed considering the subject and essence of this research. The regional management and programming system in Iran with the total direct and indirect effect (0.622) is ranked 1st, in local management (0.515) is in the rank of 2nd, in the defined terms and conditions in the plans of urban development (0.384) in the rank of 3rd, in the programs and regulations monitoring the constructions in the legal area and privacy of cities (0.309) in the rank of 4th, in the social, economic and bioenvironmental macro policy making (0.261)in the rank of 5th, in the plans and policies of housing of low-income earners (0.179)in the rank of 6th, in the regulations governing the process of separation and segmentation of the land in Iran (0.168)in rank 7th, in the organizations of civil society and privacy section (0.158) in the rank of 8th and in the weakness of urban culture (0.114) is in the rank of 9th, respectively