He has two main lines of research: (1) field experiments exploring ways to induce people in developing countries to adopt technologies or behaviors that are likely to be welfare improving, and (2) using field experiments and other methods to study the management of water resources and other infrastructure. He has experiments on migration, infrastructure (roads and electricity), water user associations, rainfall insurance, and environmental technologies (stoves, rainwater harvesting, conservation agriculture) ongoing in Bangladesh, India, Malawi, Nigeria and Uganda. Mobarak holds a Ph.D. in Economics from the University of Maryland.