عنوان مقاله [English]
In this paper the main theories of regulation including; public interest theories, private interest theories ) capture theory( and institutionalist theories of regulation was examined. The aim was to consider the underlying policy and the reasons of regulation and to find out how the regulation has been constituted. It was found that the Public interest theories consider the regulation for achieving public interest, market efficiency and to solve the market failure. Capture theory considers the regulation as a device for achieving the private interest of groups by monopolizing and affecting in policy making and legislation. Institutionalist’ theories have this view that the public interests، private interests and institutionals’ interests should be combined together in constituting the regulations. The recommendation of this paper is that we need to take account all different interests, for example we should give attention to public interests, the interests of social institutionals and the interests of economic elites and in the main time the monopoly should be prevented. The regulation of our system should be reformed according to our conditions and according to our social values.