Reviewing the economic and Islamic Jurisprudence aspects of trilogy Islamic contracts (Estesnaa, Bayal-dayn and Murabaha) as the new instruments of banking tools in reducing corruption in Iran

One of the basic steps in the realization and development of non-interest banking system and consequently reduce corruption, is the use of new tools and in accordance with the law. Islamic new tools in addition to solving the problems of activists Various economic sectors, could lead to the development of Islamic financial markets. Istisnaa tertiary contracts, purchase religion and Murabaha contracts including new tools that allowed the Islamic banking
Numerous Islamic banking system. This study attempts to clarify the tertiary contracts, whether legally or in terms of deployment and financing in Islamic banking. provide more income. Therefore, the government can issue contracts based on the cash collecting society and pushing them towards productive activities, the production of more and wider employment