Learn how the poverty gap measures poverty's intensity through income shortfalls from the poverty line, and explore its importance in economic analysis.

Since 1990, the World Bank has reported estimates of the number of people worldwide that live in extreme poverty. This poverty standard is based on how the poorest countries in the world define ...

Illustration by The New York Times. Photograph by Getty Images. By Max Roser Graphics by Sara Chodosh Mr. Roser is the founder of Our World in Data and a professor at the University of Oxford’s ...