TY - JOUR AU - Sarparast, Maryam AU - Hosseinzadeh Lotfi, Farhad AU - Amirteimoori, Alireza AU - Rostamy-Malkhalifeh, Mohsen TI - A New Method of Sensitivity Analysis of Returns to Scale in Two-Stage Network; A Case Study of the Insurance Industry in Iran JO - Advances in Mathematical Finance and Applications VL - 9 IS - 3 SP - 1070 EP - 1098 PY - 2024 DO - https://doi.org/10.71716/amfa.2024.21111658 ER -