@article{Benjamin:136624,
      recid = {136624},
      author = {Benjamin, Gary L.},
      title = {Ag Letter},
      journal = {AgLetter},
      address = {1998-03},
      number = {819-2016-52645},
      series = {No. 1898},
      year = {1998},
      url = {http://ageconsearch.umn.edu/record/136624},
      doi = {https://doi.org/10.22004/ag.econ.136624},
}