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Derivation of marginal effects of determinants of technical inefficiency
Kumbhakar, Subal; Sun, Kai - In: Economics letters 120 (2013) 2, pp. 249-253
Persistent link: https://www.econbiz.de/10010128323
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Semiparametric smooth-coefficient stochastic frontier model
Sun, Kai; Kumbhakar, Subal - In: Economics letters 120 (2013) 2, pp. 305-309
Persistent link: https://www.econbiz.de/10010128931
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Maximum likelihood estimation of the revenue function system with output-specific technical efficiency
Kumbhakar, Subal; Lai, Hung-pin - In: Economics letters 138 (2016), pp. 42-45
Persistent link: https://www.econbiz.de/10011615462
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Inferring scope economies from the input distance function
Färe, Rolf; Karagiannēs, Giannēs - In: Economics letters 172 (2018), pp. 40-42
Persistent link: https://www.econbiz.de/10012022058
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Estimation of a smooth coefficient zero-inefficiency panel stochastic frontier model : a semiparametric approach
Yao, Feng; Wang, Taining; Tian, Jinjing; Kumbhakar, Subal - In: Economics letters 166 (2018), pp. 25-30
Persistent link: https://www.econbiz.de/10012011913
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Endogeneity in panel data stochastic frontier model with determinants of persistent and transient inefficiency
Lai, Hung-pin; Kumbhakar, Subal - In: Economics letters 162 (2018), pp. 5-9
Persistent link: https://www.econbiz.de/10011939716