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The Review of Economics and Statistics Vol. 107 No. 5 2025

Harvesting the Rain: The Adoption of Environmental Technologies in the Sahel

Jenny C. Aker1; B. Kelsey Jack2

1 Tufts University and is now at Cornell University · 2 University of California, Santa Barbara and is now at University of California, Berkeley

Abstract

Many agricultural and environmental technologies require upfront investments. This may deter adoption, particularly in settings characterized by information, liquidity, and credit constraints. We test for these barriers to the adoption of an agricultural technique that helps address land degradation in Niger. We find little evidence that liquidity or credit constraints deter adoption: instead, providing farmers with training increases the share of adopters by over 90 percentage points. Conditional or unconditional cash transfers have no additional effect. Adoption increases agricultural output and reduces land turnover in the longer term. In our setting, training provides both specific technical knowledge and addresses behavioral constraints.

DOI
10.1162/rest_a_01404
Volume
107
Issue
5
Pages
1197-1214
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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