TY - JOUR AU - Feizi, Bahareh AU - Poyrdarvish, Ahmad TI - Autoregressive stochastic frontier model with nonlinear function of exogenous variable and dynamic technical inefficiency JO - Journal of New Researches in Mathematics VL - 8 IS - 5 SP - 45 EP - 60 PY - 2022 DO - 10.30495/jnrm.2022.63544.2155 ER -