Kuosmanen T (2005). “Weak Disposability in Nonparametric Production Analysis with Undesirable Outputs.” American J Agricultural Economics 87(4): 1077-1082.

Kuosmanen T (2005). “Weak Disposability in Nonparametric Production Analysis with Undesirable Outputs.” American J Agricultural Economics 87(4): 1077-1082.

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