Evaluation of relationship Between stock Market Development and Economic Growth in IRAN: nonlinear approach

Given the importance of economic growth and development in a country, recognizing the factors affecting growth is of great importance. Among the factors affecting economic growth and development, the development of the stock market has attracted the attention of most scholars and statesmen and efforts have been made to develop the stock market in different countries. Given the controversial views in this regard, the impact of stock market development on economic growth in each country should be made according to the country's information. Therefore, the purpose of this study was to investigate the effect of stock market development on world economic growth and modeling the relationship between them. For this purpose, linear and nonlinear regression model of generalized torque panel was used. The dependent variable of gross domestic product growth and independent variable included the development of the stock market and control variables including foreign direct investment, total investment, free trade, and inflation. The results showed that the effect of financial development on economic growth depends on the country under study and the model used.