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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.

Culture and Incentives: Does Performance Pay Impact Productivity, Work Quality, or Firm Profitability in Ghana?

In Ghana, researchers evaluated the impact of performance pay on worker productivity. They found that neither individual nor group incentives impacted productivity, work quality, or firm profitability.

Video-Mediated Agricultural Extension to Increase Technology Adoption Among Farmers in Ethiopia

Gashaw Abate
Simrin Makhija
David J. Spielman
Researchers conducted a randomized evaluation to test the impact of a video-mediated extension approach on the uptake of technologies recommended by the Ethiopian Ministry of Agriculture. The video-mediated instruction increased uptake through improved access to extension and farmer knowledge but...

Conditional Cash Transfers and HIV/AIDS Prevention in Malawi

Hans-Peter Kohler
Researchers evaluated whether offering individuals financial incentives to maintain their HIV-negative status could be an effective HIV prevention strategy in rural Malawi. The conditional cash transfer had no effect on HIV status or on self-reported sexual behavior. The receipt of the cash...

The Impact of Enhanced Business Training for High-Potential Entrepreneurs in Colombia

Small and medium enterprises are thought to be an important source of innovation and employment in developing countries, but entrepreneurs face a number of barriers to expanding their businesses. In Colombia, researchers are examining the impact of a combination of training, mentorship, and...

Reducing Imbalanced Fertilizer Use Through Rule-Of-Thumb Instructions in Bangladesh

Mahnaz Islam
Fertilizer use has been promoted to boost agricultural productivity and increase farmers’ yields and income. Researchers conducted a randomized evaluation among rice farmers in Bangladesh to evaluate the impact of providing leaf color charts and basic training on the quantity and timing of...

The Impact of Exposure to Discordant Media on Political Polarization in Turkey

Ahmet Akbiyik
Jeremy Bowles
Researchers evaluated the impact of exposure to and incentives to consume discordant media on political attitudes and behaviors in Turkey. Participants changed their media consumption habits, trusted discordant media sources more, and had less polarized attitudes towards the government, but did not...

The Effect of Information on Employee Evaluation in the United States

Researchers evaluated the effect of distributing “value-added” teacher evaluations to principals in New York City. Their findings suggest that principals found the reports useful and used them to inform their overall perceptions of teacher effectiveness.