workshop. Neither the workshop nor this summary were intended to be exhaustive explorations of the subject. None of the material summarized here should be construed as reflecting group consensus. For an explanation of key terms used throughout this workshop summary, please refer to Box 1-3.

REFERENCES

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Hayes, D. J., H. H. Jensen, L. Backstrom, and J. Fabiosa. 2001. Economic impact of a ban on the use of over the counter antibiotics in U.S. swine ratios. International Food and Agribusiness Management Review 4:81-97.

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Tegtmeier, E. M., and M. D. Duffy. 2004. External costs of agricultural production in the United States. International Journal of Agricultural Sustainability 2(1):1-20.

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