Adjustment of small, medium, and large Vermont dairy farms to successively tighter constraints on phosphorus loss was modeled using linear programming. Aggregate response to phosphorus control was estimated for an area from farm marginal costs. Medium and large farms have lower costs than small...

Metropolitan agriculture is not homogeneous. This paper delves beneath metropolitan county averages using data on individual farms in the Northeast classified into three statistically distinct types. A small group of adaptive farms profit from intensive production on smaller acreage to...