News

In this randomized evaluation in Zimbabwe, researchers studied how social media messages targeting misinformation can affect people’s beliefs about and responses toward Covid-19. The study found that these messages increased participants’ knowledge of Covid-19 information by 7 percentage points and...

Researchers evaluated the effects of introducing price increases during peak periods and also real-time information about electricity usage to residential customers in the United States. Households that received feedback about usage reduced consumption and individuals were more responsive to pricing...

Researchers evaluated the effect of personalized options information on seniors' plan choices. They found that people who received personalized information were more likely to change plans, resulting in an average saving of US$100 per year. This suggests that direct information delivery can decrease...

Researchers evaluated an information campaign in rural Malawi to examine the impact of providing information about voluntary medical male circumcision and HIV transmission risk on beliefs and sexual behavior. The program reduced risky sexual behavior among uncircumcised men, but did not increase...

In Bihar, India, researchers examined how double fortified salt could be most effectively priced, marketed, and distributed in order to have the greatest impact on a range of health, education, and economic outcomes.

In Kenya, researchers conducted a randomized evaluation to test the impact of a light-touch positive psychology intervention on psychological well-being and economic decision-making for low-income populations. The intervention had a positive impact on gratitude; however, it had no significant...