The U.S. Department of Agriculture Area Studies Project was designed to characterize the extent of adoption of nutrient, pest, soil, and water management practices and to assess the factors that affect adoption for a wide range of management strategies across different natural resource regions....

We investigate the effect of initial provider (primary care physician, psychiatrist, or non-physician mental health specialist) on the adequacy of subsequent treatment for persons with depression. Our data are from MarketScan®, a medical and pharmacy insurance claims database, which we use to...

Objective: Assess the determinants of medical costs for depressed individuals. Method: Using medical insurance claims for a population of depressed individuals with employer provided insurance, we estimated multivariate models of the costs for general medical care, exclusive of costs for mental...

This paper examines the generation and management of municipal solid waste (MSW) through the lens of economics. We estimate that the global burden of MSW amounted to 1.3 billion metric tons in 1990, or 0.67 kilograms of waste per person per day. Industrial countries account for a...