We study the impact of a portable "soft" commitment device on the financial behavior of low-income slum dwellers in Maharashtra, India. 1525 individuals were randomly allocated to receiving either a zip purse and a lockbox (treatment arm) or a lockbox only (control arm). Based on self-reported...

The COVID-19 pandemic shapes the lives of people around the globe - at the same time, people themselves have the power to shape the pandemic. By employing protective health behavior, such as social distancing, hygiene, mask wearing, and appropriate actions when infected, the population can...

The lottery of birth draws some children into deprived environments and others into environments where they thrive. In a field experiment in rural India with 10-20 months old children we test two scalable interventions to reduce early disadvantages in health and mental development. We distribute...

The lottery of birth draws some children into deprived environments and others into environments where they thrive. In a field experiment in rural India with 10-20 months old children we test two scalable interventions to reduce early disadvantages in health and mental development. We distribute...

Grant disbursals and school-based management interventions are expensive interventions that have recently received growing attention from policy-makers despite their mixed success at delivering improvements in educational outcomes in a cost-effective way. This paper reports results from a...

Preventing infections is crucial for population groups that are at higher risk to experience a complicated disease course and have limited access to healthcare. Our research with lowincome households from Pakistan first documents gaps in knowledge and individual preventive practices in the...

Lack of information about health risks may limit the adoption of improved nutritional and healthy behavior. This paper studies the effect of a nutrition information intervention on household dietary behavior, hemoglobin levels, and cognitive outcomes of children in rural India. Using...

Long-term follow-up of early childhood health interventions is important for human capital accumulation. We provide experimental evidence on child health and human capital outcomes from the longer-term follow-up of a school-based nutrition intervention in India. Using panel data, we examine the...

While the burden of non-communicable diseases is rising in low- and middle-income countries, the uptake of screening for these diseases remains low. We conducted a community-based RCT in Indonesia to assess whether personalized and targeted text messages can increase the demand for existing...

This paper examines the causal impact of diagnostic efficiency on the COVID-19 pandemic in China. Using an instrumental variable approach, we show that a 1-day decrease in the time taken to confirm the first case in a city publicly led to 9.4% and 12.7% reductions in COVID-19 prevalence and...