Hseu JS and J Buongiorno (1995). “Producer Behavior and Technology in the Pulp and Paper Industries of the United-States and Canada – a Nonparametric Analysis.” Forest Science 4: 140-156.

Hseu JS and J Buongiorno (1995). “Producer Behavior and Technology in the Pulp and Paper Industries of the United-States and Canada – a Nonparametric Analysis.” Forest Science 4: 140-156.

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