This paper presents new evidence on the levels and trends of vaccine hesitancy in developing countries based on harmonized high-frequency phone surveys from more than 120,000 respondents in 53 low- and middle-income countries. These countries represent a combined 30 percent of the population of...

This study combines pre-COVID-19 household surveys with 2020 macro data to simulate changes in household economic welfare and poverty rates through job losses, labor income changes, and non-labor (remittance) income changes during 2020 in Brazil, Sri Lanka, the Philippines, South Africa, and...

Understanding the impacts of the COVID-19 pandemic on households' welfare in areas at the admin-1 level subject to fragility, conflict, and violence is important to inform programs and policies in this context. Harmonized data from high-frequency phone surveys indicate that, at the onset of the...