Evaluations

Policy Publications

Search our database of policy briefcases, bulletins, and evidence reviews. Briefcases summarize the results and policy recommendations from one randomized evaluation, while bulletins synthesize the broader policy lessons emerging from multiple evaluations on the same topic. Evidence reviews summarize an existing academic literature review, like a handbook chapter or white paper, for a policy audience.

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2025 elections in Thailand (Koh Samui)

Evidence on Fostering Fair, Inclusive & Nonviolent Elections: GCCI Evidence Review

Last Updated:
Last Updated:
Octubre 30, 2025
As we reflect back on a record-setting year for elections and look ahead to future polls, how can we use research to identify interventions that governments, international partners, and NGOs can implement to strengthen the quality of elections? In this brief, we provide an overview of the (quasi-...
Row of houses in North America

Policy Brief: Housing First Programs in North America

Last Updated:
Last Updated:
Octubre 27, 2025
Research shows that providing housing without preconditions to people experiencing homelessness, also known as Housing First, keeps them stably housed and reduces future returns to homelessness.
Police officers in the U.S. complete training

A Cognitive Training to Improve Police Decision-Making

Last Updated:
Last Updated:
Julio 21, 2025
Adverse policing practices such as excessive use of force and unnecessary arrests, can be harmful to individuals and community members, and erode the public’s trust in police. To address this, researchers partnered with the Chicago Police Department to evaluate the impact of a new cognitive police...

Delivering Resilience: A Decade of Experimental Research on Flood-Tolerant Seeds in India

Last Updated:
Last Updated:
Agosto 31, 2015
Small-scale farmers, who adopted flood-tolerant rice, reduced their vulnerability to seasonal flooding, increased investment in their farms, increased productivity, and subsequently increased their profits, whether or not flooding occurred. Targeting agro-dealers with information, holding farmer...
Women wearing business clothes shaking hands

Evidence on Labor Market Policies and Implications for Brazil: Informality

Last Updated:
Last Updated:
Mayo 28, 2025
Informality remains a central feature of the Brazilian labor market, affecting around 38 percent of the workforce. Although the country experienced a significant decline in informality during the 2000s, mainly due to rising education levels, progress has since stagnated. Informality continues to...
Women wearing business clothes shaking hands

Evidence on Labor Market Policies and Implications for Brazil: The Future of Work

Last Updated:
Last Updated:
Mayo 28, 2025
Technological changes such as automation, digitalization, and artificial intelligence are transforming labor markets worldwide. In Brazil, these transformations pose particular challenges due to the high share of workers in low-skilled occupations and persistent labor market inequalities.
Microcredit Flyer MENA photo

One Size Doesn’t Fit All: Tailored Microcredit Approaches Can Help Borrowers

Last Updated:
Last Updated:
Mayo 6, 2025
In many contexts, classic microcredit models have not led to transformative impacts on income or consumption for borrowers. However, innovations such as targeting high-potential entrepreneurs, introducing flexible repayment schemes, and directly depositing loans into women’s digital accounts have...
Shooting Edutainment film in Indonesia (Photo 2)

Changing Perceptions of Child Marriage Using Edutainment in Indonesia

Last Updated:
Last Updated:
Mayo 1, 2025
  • Gumilang Aryo Sahadewo
  • Milda Irhamni
In Indonesia, a short “edutainment” film on the costs of child marriage and the benefits of delaying marriage, both with and without alternative religious perspectives, made adolescent girls and their parents perceive child marriage more negatively.