https://www.ers.usda.gov/amber-waves/2006/february/regulating-ammonia-emissions-from-hog-farms-would-raise-costs
Regulating Ammonia Emissions From Hog Farms Would Raise Costs | Economic Research Service
A recent ERS study considers the economic and environmental implications of a hypothetical ammonia emissions restriction for the U.S. hog industry. The study...
ammonia emissionshog farms
https://experts.arizona.edu/en/publications/economies-of-scale-on-commercial-cash-grain-hog-farms-reality-or-/
Economies of scale on commercial cash-grain hog farms - reality or myth? - University of Arizona
economies of scale
https://digitalcommons.usu.edu/uas_resources/5/
"An Economic Analysis of Hog Production on Farms of Northern Utah 1958 " by Earnest M. Morrison
This study of hog production as an alternative farm enterprise was undertaken to develop information that could be used to help answer the question frequently...