This study examines the cost-effectiveness of alternative methods for diffusing integrated pest management practices in Bangladesh. Methods compared include farmer field schools, field days, and extension agent visits. Farmer field school participants were more likely to adopt integrated pest...

Public research is a major contributor to agricultural productivity growth, but if research investments are not maintained, agricultural productivity can decline over time. Maintenance research replaces deteriorated research knowledge to forestall a productivity decline. Knowledge of the...

The number of cost-of-illness (COI) studies has expanded considerably over time. One outcome of this growth is that the reported COI estimates are inconsistent across studies, thereby raising concerns over the validity of the estimates and methods. Several factors have been identified in the...