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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.

Promoting Adoption of New Rice Varieties: Addressing the Costs of Early Adoption in Sierra Leone

Jeannie Annan
Charles Dixon
Frances Kimmins
In Sierra Leone, researchers are testing whether price subsidies and agricultural extension training can reduce the costs of early adoption, and whether using the improved seed varieties will ultimately benefit poor farmers.

The Price Effects of Cash Versus In-Kind Transfers in Mexico

Jesse Cunha
Giacomo De Giorgi
When making transfers to poor families, many governments choose to transfer goods rather than cash, often in order to encourage the consumption of specific goods. In southern Mexico, researchers studied the effects of both cash and in-kind transfers on the demand and supply of food. They found that...

Communication Skills Training for Mothers to Improve Child Health in Uganda

In Uganda, researchers conducted a randomized evaluation to test the impact of a communication training program targeting mothers on child health investments. The intervention increased spousal discussion about the family’s health, nutrition, and finances.

Providing Endowments to Improve Bargaining Outcomes for Microentrepreneurs in Ghana

Gisella Kagy
Lena Song
Researchers randomly provided more or less cash to garment-making firm owners in Ghana before a bargaining game to evaluate the impact of endowment on the negotiated sale price of a good. Owners of garment-making microenterprises with lower household liquidity agreed to lower sale prices during the...

Measuring the Critical Window for Cognitive Skill Formation and Physical Development in Nicaragua

John A. Maluccio
In Nicaragua, researchers compared the cognitive and health outcomes of boys whose families received conditional cash transfers in the first three years of their lives to those who received the transfers later. Exposing boys to the program during the first 1,000 days of life led to better cognitive...

Mobile Phone Data Compared to Household Surveys to Evaluate the Impact of Cash Transfers in Togo

Emily Aiken
Suzanne Bellue
In Togo, researchers conducted a randomized evaluation to test the effect of cash grants on people's welfare and if using mobile phone data in impact evaluations yielded the same results as survey data. They found that the cash grant program increased food security, mental health, and self-perceived...

Mobilizing Group Membership: The Impact of Personalization and Social Pressure Emails in the United States

James N. Druckman
This study evaluated the efficacy of three different types of emails in encouraging group membership: an impersonal email, a personalized email, and a personalized email that included an element of social pressure. Researchers found that membership increased most among recipients of the social...

The Effects of Canvassing, Phone Calls, and Direct Mail on Voter Turnout in the United States

Researchers examined the effects of personal canvassing, phone calls, and direct mail on voter turnout shortly before the 1998 general election in the US city of New Haven. Personal canvassing had a far greater influence on voter participation than three pieces of professionally crafted mail...