作者: Carlos D. Mayen , Joseph V. Balagtas , Corinne E. Alexander
DOI: 10.1093/AJAE/AAP018
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摘要: We compare productivity and technical efficiency of organic conventional dairy farms in the United States. address self-selection into farming by using propensity score matching explicitly test hypothesis that employ a single, homogeneous technology. Utilizing 2005 Agricultural Resource Management Survey on Dairy Costs Returns Report (ARMS) data, we reject technology find is approximately 13% less productive. However, little difference between when measured against appropriate