Bioeconomics to date has focused almost exclusively on lumped parameter models where the resource is described by a single state variable defined as biomass. While such models are convenient mathematically they may be inappropriate in fisheries where recruitment and fecundity are dependent on...

Using data collected from a major supermarket chain, a regression model is estimated to describe buyers' judgments of the profitability of new products. Results indicate how different variables influence these judgments. Implications of new product introductions for private firm strategies and...

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...