Esse artigo investiga os efeitos de notícias a respeito do mau da vaca louca ou BSE sobre o consumo das carnes bovina, suína e de aves nos EUA. Presume-se que o sistema nacional de identificação animal (NAIS) poderia em tese atenuar a percepção de risco dos consumidores sobre contrair o...

This paper hypothesizes that while there are important qualitative differences in domestic beef and imported beef, beef and cattle imports also represent attempts by the US beef processing and wholesale sector to adjust to short-run changes in supply and demand. Dynamic production theory is...

We develop conceptual and process simulation models to determine the probability of a recall and predict its size. We compare the costs of recalls with and without traceability for a ten year planning horizon by simulating the expected recalls caused by Escherichia coli O157:H7 contamination for...

The traditional food supply chain is arranged as a complex array of producers, handlers, processors, manufacturers, distributors, and retailers. As the food supply chain grew in complexity over time, little emphasis was placed on reserving information regarding the origin of raw materials and...

This article investigates the willingness to pay for the National Animal Identification System (NAIS) in the US. It is assumed that with the NAIS in place, consumers' risk perception about zoonosis, BSE or mad cow and residues in meat may be mitigated. Therefore, food safety indices for beef,...

Swine production networks are becoming a significant part of the Minnesota swine industry, with at least 30 production networks in operation as of late 1995. There are probably at least 450 producers involved, representing at least nine percent of the state s sow inventory. Not counted in these...