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A dynamic stochastic frontier production model with time-varying efficiency : comment
Wang, Chunhua - In: Applied economics letters 14 (2007) 4/6, pp. 409-413
Persistent link: https://www.econbiz.de/10003469417
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Testing cost vs. profit function
Asche, Frank; Kumbhakar, Subal; Tveterås, Ragnar - In: Applied economics letters 14 (2007) 10/12, pp. 715-718
Persistent link: https://www.econbiz.de/10003588775
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A dynamic stochastic frontier production model with time-varying efficiency
Desli, Evangelia; Ray, Subhash C.; Kumbhakar, Subal - In: Applied economics letters 10 (2003) 10, pp. 623-626
Persistent link: https://www.econbiz.de/10001801924