rahman arasteh , manager of the derivatives market of the iran commodity exchange, said that the complexity of high risk transactions and low liquidity are among the reasons for the acceptance of derivative contracts. the presence of financial institutions, investment funds , marketers and existing professional traders is the prosperity of this market. mohammad rezaza shahnazari, deputy supervisor of the stock market. namek transaction station and 1532 group online transaction stations throughout the country is engaged in activities and providing services to the people. moin mohammadipour, director of economic studies and international affairs of the iran commodity exchange. commodity exchanges can play an important role in the transparent sale of surplus government property and prevent the creation of rent and corruption in the process of transferring these properties to the private sector. behrouz ahmadi hadid, the director of electricity market development and coordination with the energy exchange, from the beginning of june to the end of october this year, more than 136 million kilowatt