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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.

Cooking Stoves, Indoor Air Pollution, and Respiratory Health in India

While researchers found a meaningful reduction in smoke inhalation in the first year after households received an improved stove, there was no effect over longer time horizons. The difference between the laboratory and field results is due to households’ revealed low valuation of the stoves...

Police Performance and Public Perception in Rajasthan, India

In this randomized evaluation in Rajasthan, India, researchers examined the effectiveness of five interventions on police performance: limiting administrative transfers; rotating duties and days off; elevating community involvement; incorporating on-duty training; and implementing “decoy” visits by...

Complement or Substitute? The Effect of Technology on Student Achievement in India

Researchers in India attempted to measure the impact of a daily Computer Assisted Learning program on student test scores when delivered as either a substitute for or supplement to the status quo curriculum (delivered during or after school, respectively). While the program improved math scores for...

Removing Higher Education Barriers of Entry: Test Training and Classroom Peer Effects in Chile

In an ongoing study, researchers are evaluating whether providing subsidized test preparation to high-achieving, low-income students can diminish the barriers to entry to institutions of higher education in Chile.

Gazelles in Ghana: Identifying high-growth firms through panel judges or survey instruments

Researchers conducted a business plan competition to test whether panel judges or questionnaires answered by firm owners could more accurately identify the fastest growing firms in Ghana. Both survey assessments and judging of business plans through panels selected firms with the potential for...

Contract Farming, Technology Adoption and Agricultural Productivity: Evidence from Small Scale Farmers in Western Kenya

In Western Kenya, researchers evaluated an SMS intervention whereby a large-agribusiness sent farmers with whom they contracted timely reminders on agricultural tasks to be completed. The SMS intervention was a cost-effective means of increasing yields, farmer revenue, and company profits. However...

The Impact of Cash Transfers on Early Childhood Health and Cognitive Development in Nicaragua

Norbert Schady
Renos Vakis
In Nicaragua, researchers examined the impact of a national conditional cash transfer (CCT) program on early childhood health and development. They found that the program caused substantial and lasting improvements in child health and development outcomes. However, it seems that program components...

Capacity-building with small and medium enterprises for emissions reductions and firm growth in Türkiye

Researchers are conducting a randomized evaluation to test the impact of emissions reductions-focused loan support to small and medium firms in Türkiye on reducing these firms’ greenhouse gas emissions and protecting firm growth.