@article{ author = {Peykani, Pejman, Namakshenas, Mohammad, Arabjazi, Nasim, Shirazi, Fatemeh, Kavand, Neda}, title = {Optimistic and Pessimistic Fuzzy Data Envelopment Analysis: Empirical Evidence from Tehran Stock Market}, journal = {Fuzzy Optimization and Modeling Journal}, year = {2021}, volume = {2}, number = {2}, pages = {12-21}, doi = {10.30495/fomj.2021.1931398.1028} }