The study aimed to explain the causal relationship between macroeconomic variables and the stock market in Turkey, Represented by GDP and Inflation, using annual data for the period 1991 to 2016, Where descriptive method was used to present the concepts of variables, In addition to the statistical method which use the tests of stationary, the natural distribution, the linear regression equation multiplied by the normal lower squares (OLS), and causal testing, using the statistical program (Eviews10).