Effect of Financial variables on investment in Iran

In this article, I try to find out what are the effects of financial variables such as ratio of private sector deposits to GDP and ratio of bank credit to private sector to GDP and value of stocks trade in Tehran stock exchange to total current value of stocks and private sector liquidity to GDP on total investment. We use two models to test our hypothesis the first is a model for Iran and the second is a panel data regression model for china, India, Indonesia, Iran, Pakistan, Turkey a united Arab Emirate. Finding out that all these variable a positive effect on investment