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A multi-output multi-input stochastic frontier system with input- and output-specific inefficiency
Kumbhakar, Subal; Lai, Hung-pin - In: Economics letters 201 (2021), pp. 1-5
Persistent link: https://www.econbiz.de/10012607098
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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
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Nonparametric estimates of the clean and dirty energy substitutability
Malikov, Emir; Sun, Kai; Kumbhakar, Subal - In: Economics letters 168 (2018), pp. 118-122
Persistent link: https://www.econbiz.de/10012016760
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Spurious deterministic seasonality
Franses, Philip Hans - In: Economics letters 48 (1995) 3, pp. 249-256
Persistent link: https://www.econbiz.de/10001184865
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Testing for periodic integration
Boswijk, Herman Peter - In: Economics letters 48 (1995) 3, pp. 241-248
Persistent link: https://www.econbiz.de/10001184868
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Testing for seasonality
Franses, Philip Hans - In: Economics letters 38 (1992) 3, pp. 259-262
Persistent link: https://www.econbiz.de/10001123560
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The exact distribution of R2 when the regression disturbances are autocorrelated
Carrodus, Mark L. - In: Economics letters 38 (1992) 4, pp. 375-380
Persistent link: https://www.econbiz.de/10001125479
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Estimation of technical inefficiency in panel data models with firm- and time-specific effects
Kumbhakar, Subal - In: Economics letters 36 (1991) 1, pp. 43-48
Persistent link: https://www.econbiz.de/10001104847
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The power of the Durbin-Watson test when the errors are heteroscedastic
Giles, David E. A. - In: Economics letters 36 (1991) 1, pp. 37-41
Persistent link: https://www.econbiz.de/10001104858
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Preliminary-test estimation of the scale parameter in a mis-specified regression model
Giles, David E. A. - In: Economics letters 30 (1989) 3, pp. 201-205
Persistent link: https://www.econbiz.de/10001075039