Nigeria Country Plan Baseline and Varietal Monitoring Survey
This report documents the adoption of improved cowpea varieties in Nigeria using two approaches: a traditional survey approach in which information was directly elicited from farmers, and a DNA fingerprinting approach.
The poverty impacts of improved cowpea varieties in Nigeria: A counterfactual analysis
A paper evaluating the impacts of adoption of improved cowpea varieties on income and asset poverty reduction, using nationally representative survey data from a sample of over 1500 households in Nigeria and an endogenous switching regression model.
Adoption and ex-post impacts of improved cowpea varieties on productivity and net returns in Nigeria
An assessment of the adoption and impacts of improved cowpea varieties on yields, net returns, and production costs in northern Nigeria, using data from 1,525 households and applying a control function approach and propensity score matching models.
Estimating the Productivity Impacts of Technology Adoption in the Presence of Misclassification
This article examines the impact that misreporting adoption status has on the identiļ¬cation and estimation of causal effects on productivity.
