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Efficiency, environmental contaminants and farm size : testing for links using stochastic production frontiers
Hadri, Kaddour; Whittaker, J. - In: Journal of applied economics 2 (1999) 2, pp. 337-356
Persistent link: https://www.econbiz.de/10001460986
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Estimating farm efficiency in the presence of double heteroscedasticity using panel data
Hadri, Kaddour; Guermat, C.; Whittaker, J. - In: Journal of applied economics 6 (2003) 2, pp. 255-268
Persistent link: https://www.econbiz.de/10009925857
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Estimating farm efficiency in the presence of double heteroscedasticity using panel data
Hadri, Kaddour; Guermat, Cherif; Whittaker, J. - In: Journal of applied economics 6 (2003) 2, pp. 255-268
Persistent link: https://www.econbiz.de/10002091412