Blog

News

Browse news articles about J-PAL and our affiliated professors, and read our press releases and monthly global and research newsletters. For media inquiries, please email us.

Contesting Criminal Gang Governance in Medellin: The Impacts of Intensive Municipal Governance and Community Organization on Gang Control and Governing of Neighborhoods

Gustavo Duncan
Benjamin Lessing
In partnership with the City of Medellín, researchers randomly introduced a program that intensified government outreach to gang-controlled neighborhoods. The study found no evidence that the city’s intervention reduced gang rule.

Using Cell Phones to Monitor the Delivery of Government Payments to Farmers in India

Researchers conducted a randomized evaluation to test the impact of a cell phone-based monitoring system on the delivery of government-issued payments for farmers in Telangana, India. The system significantly improved the likelihood of farmers ever receiving their payments as well as receiving them...

Diffusing New Seeds through Social Networks in Indian Village Economies

The researcher conducted a randomization in rural Odisha in India, by comparing adoption of a new seed variety through farmer-to-farmer networks in one half as benchmarked by door-to-door sales of the same seed. Trading between farmers leads to substantial under-adoption of agricultural technology...

Improving Student Learning through Pay-for-Performance Teacher Contracts in Rwanda

Researchers conducted a randomized evaluation to test the impact of pay for performance contracts on teachers’ qualities, effort, and student learning in Rwanda. Pay for performance improved teacher effort, particularly their presence in classroom and their pedagogical effectiveness, and raised...

Community-Based Forestry Management to Improve Natural Resource Management and Farming Productivity in Ethiopia

Erwin Bulte
Goytom Abraha Kahsay
Fekadu Tefera Meka
researchers are evaluating the impact of CBFM on farmers’ agricultural productivity, adoption of modern technology, rural livelihoods, and forest conservation.

The Indirect Effects of a Campaign Against Electoral Violence in Nigeria

Researchers conducted a randomized evaluation in Nigeria to determine whether a campaign against electoral violence could spread through social networks to affect the perceptions and behaviors not only of the individuals targeted by the campaign but also others to whom they have social ties. The...

Estimating the Human Costs of Debtor Prisons

In Egypt, a sizable portion of the prison population is incarcerated solely for failing to repay private debts, highlighting serious concerns about the social, economic, and legal consequences of debtor imprisonment. Researchers are conducting two randomized evaluations, the first tests the impact...

The Importance of Management Support for Teacher-Led Targeted Instruction in Ghana

Researchers partnered with Ghana Education Services (GES), The National Teaching Council (NTC), The National Council for Curriculum and Assessment (NaCCA), The National Inspectorate Board (NIB), and UNICEF to evaluate whether additional managerial support from head teachers and circuit supervisors...