Cotton yields in Mali have fallen during the past 15 years while maize yields have risen. The objective of this study is to examine key changes in the agricultural system to understand how these changes might have influenced the production of these key crops. In particular, this study seeks to...

The articulation of strong evidence and moral arguments about the importance of social determinants of health (SDH) and health equity has not led to commensurate action to address them. Policy windows open when, simultaneously, an issue is recognised as a problem, policy formulation and...

This work analyzes the evolution of time allocation for agricultural and life science faculty in Tier 1 US research universities from 1975 to 2005. Specifically, it explores the trends with respect to time spent on research versus administrative activities, and shows about a 20% decline in the...

Using three nationally representative surveys from the country, we estimate the private rates of returns to education in The Gambia. To obtain consistent estimates, we exploit exogenous variation in school availability in the country at the district level at the time current wage earners were...

This article proposes a model of technology adoption that integrates demand for individual traits of new technologies with the potential for heterogeneity based on farm and farmer characteristics. The model is applied to recent genetically modified corn adoption data from Minnesota and Wisconsin...

Trends and determinants in the adoption of recombinant bovine somatotropin are examined using data from across the United States. The core findings are: (a) moderate adoption rates and relatively small impacts on national milk production; (b) substantial disadoption, farmers who have tried the...