In Colombia, researchers conducted a randomized evaluation to test the impact of a messaging-based program via WhatsApp focused on financial education, couples’ communication, and information provision on financial capability, women’s empowerment, and intimate partner violence.

Researchers partnered with Opportunity International Savings and Loans Limited (OISL) to conduct a randomized evaluation to test the impact of high-frequency interactive voice response (IVR) calls on people’s use of mobile banking services and their financial behaviors in Ghana. People who received the IVR calls were more likely to use mobile banking and make on-time loan repayments, increasing their access to subsequent loans; however, they were not more likely to save.

Researchers conducted a randomized evaluation to test the impact of an edutainment intervention at schools and the provision of handwashing resources at home on handwashing at school and at home. These findings suggest that encouraging behavior change in one setting may crowd out like behavior in another setting.