随机前沿分析 SFA ; STOCHASTIC FRONTIER APPROACH ; Stochastic Frontier Analysis

随机前沿分析法 SFA ; Stochastic Frontier Approach ; Stochastic Frontier Analysis

随机前沿分析方法 Stochastic Frontier Approach ; Stochastic frontier method

随机前沿面分析法 Stochastic Frontier Approach ; SFA

随机前沿面分析 Stochastic Frontier Analysis