Jaforullah M and J Whiteman (1999). “Scale Efficiency in the New Zealand Dairy Industry: A Non-Parametric Approach.” Australian J Agricultural Economics 43(4): 523-541.

Jaforullah M and J Whiteman (1999). “Scale Efficiency in the New Zealand Dairy Industry: A Non-Parametric Approach.” Australian J Agricultural Economics 43(4): 523-541.

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