In this paper we develop a dynamic model that explains the pattern of population and production allocation in an economy with an urban location and a rural one. Agglomeration economies make urban dwellers benefit from a larger population living in the city and urban firms become more productive...

This paper provides new evidence on how effectively piped water consumption subsidies are targeting poor households in 10 low- and middle-income countries around the world. The results suggest that, in these countries, existing tariff structures fall short of recovering the costs of service...

This study reports the findings of a large-scale, multiple-arm, cluster-randomized control study carried out in rural Punjab, India, to assess the impact of a flagship sanitation program of the Government of India. The program, the Clean India Mission for Villages, was implemented between...