List of Articles Shabnam Shayestehfar Article 1 - The test of the Fama-MacBeth model to measure the relationship between the expected investment risk metrics and the expected rate of return for knowledge-based companies active in the Tehran Stock Exchange 20.1001.1.2676640.2023.7.1.19.7 Shabnam Shayestehfar Agricultural Marketing and Commercialization Journal , Issue 1 , Year , Winter 2023