The world financial crisis and managing it in Iran's economy

Roots of the world 2008 financial crisis are reviewed in this article. According to the present indications, the America’s commercial function is the source of the crisis. Reaching back the saved dollars th this countru by America’s business counterparts increased its wealth, including housing, which at last burst into pieces by risky activities of major financial institutions and secondry commercial organizations. After bursting the housing bubble, a great deal of monetary, banking, and insurance companies possession has lost, and the value of stocks in commercial companies descended. In fact, the main loss is on foreign investors in America.
Decreasing oil price and its aftermath(decreasing the price of exporting goods) had been greatly affecting Iran’s economy.
Important challenges may indirectly come to us, indesired decisions in managing the inpact of the crisis have not been found.