MacDonald, James M.; Wang, Sun-Ling - In: Applied Economic Perspectives and Policy 33 (2011) 1, pp. 79-98
We use data from a recent national survey to analyze the use of sub-therapeutic antibiotics (STAs) among broiler growers. We estimate that 42% of growers do not use STAs in their feed or water, and instead rely on a set of other practices, including pathogen testing, expanded sanitary protocols,...