Evaluations

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Search our database of 994 randomized evaluations conducted by our affiliates in 84 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

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200 Results

Health

Can Higher Prices Stimulate Product Use? Evidence from a Randomized Experiment in Zambia

James Berry, Nava Ashraf , Jesse M. Shapiro

Researchers in Zambia investigated what price should be charged in order to encourage the greatest use of chlorine. They found that the use of chlorine did decrease with higher prices, but this decline was partially offset by better targeting of the product to families who were more likely to use it.

Health, Labor Markets

The Role of Incentives in the Distribution of Public Goods in Zambia

In Lusaka, Zambia, researchers found that non-financial incentives were more effective than financial rewards at motivating hair stylists to sell female condoms to their customers.

Zambian woman talks to nurse in front of table with birth control options

Health, Gender

Contraceptive Adoption, Fertility, and the Family in Zambia

Erica Field, Nava Ashraf , Jean Lee

Women who received private access to vouchers for contraceptives were more likely to take up and use contraception, compared to women whose husbands were involved in the voucher program. In contexts in which women have less bargaining power in family planning decisions, providing private access to contraceptives may be an important and effective means of enabling women to achieve their fertility...

Finance, Health, Gender

Health Education for Microcredit Clients in Peru

Dean Karlan , Rita Hamad, Lia C.H. Fernald

Researchers assessed whether the provision of health training alongside microfinance services impacted the health or financial behavior of Peruvian microcredit clients. They found that additional health training affected neither.

A man and woman assemble a bed net to provide malaria protection.

Finance, Health, Gender

Impact of Malaria Education on the Health of Microfinance Clients

Dean Karlan , Bram Thuysbaert, Bobbi Gray

Researchers are conducting a randomized evaluation to measure the impact of offering individuals in villages in Benin access to health education in addition to credit.

Woman on laptop talks to Peruvian woman spinning wool

Finance, Health, Gender

Graduating the Ultra-Poor in Peru

Dean Karlan , Bram Thuysbaert

Recent support for livelihoods programs has spurred interest in evaluating whether comprehensive “big push” interventions may allow for a sustainable transition to self-employment and a higher standard of living. To test this theory, in six countries researchers evaluated a multi-faceted approach aimed at improving long term income of the ultra-poor. They found that the approach had long-lasting...

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