List of Articles Random Walk Open Access Article Abstract Page Full-Text 1 - The difference between dimensions fractal and Fractal random walks of return index and future fall risk and systematic risk in Tehran Stock Exchange Amir hosein Abdolmaleki mohsen hamidian ali baghani Open Access Article Abstract Page Full-Text 2 - The Study of Chaos Phenomenon in TEDPIX of Tehran Stock Exchange محمد نمازی زهره حاجیها حسن چناری بوکت