@article{ author = {Yarahmadi, Hossien, Taherinia, masoud, givaki, ebrahim, Talebnia, Ghodratallah}, title = {Reasons for the Gap between Declared and Assessed Taxable Incomes of Non Manufacturing Companies Listed on Tehran Stock Exchange}, journal = {Journal of Investment Knowledge}, year = {2021}, volume = {10}, number = {40}, pages = {707-727}, doi = {} }