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HIV prevalence dynamics are introduced into a three sector, neoclassical growth model. The model is calibrated to South African national accounts data and used to examine the potential impact of HIV/AIDS on economic growth. Projections portend if left unchecked, the long run impact of HIV and...

To evaluate the economic cost of classical chemical control of locusts, externalities of chemical pesticides in the Sahel are estimated through a farmer survey. The costs of human health, losses in domestic animals and of destroying obsolete pesticides are estimated at $4 per treated ha for...

This paper explores methodological and demographical reasons for differences in estimated social costs from foodborne Escherichia coli O157:H7 between the United States and United Kingdom (UK). Depending on the evaluation method, estimated U.S. costs average $10,000-17,000/case while estimated...

This study uses a logistic regression to analyze the 2004-2005 Arkansas Center for Health Improvement body mass index data from four school districts in Arkansas. We conclude that the probability of elementary school children being overweight or at risk of being overweight depends on economic...

The doubling of the prevalence of obesity in the U.S. since 1980 has generated tremendous interest in understanding the causes of obesity and its recent rise. We study one important potential cause that has been little investigated: U.S. agriculture policy. We document that, by pursuing policies...