New evidence from Chile finds that in-situ slum upgrading – combining physical infrastructure improvements with the formalisation of land tenure within the slum – delivers larger gains in local economic development, both within treated slums and in s...

In Brazil, anti-corruption audits substantially reduced vote buying and citizens’ demands for private favours – demonstrating how transparency initiatives can weaken clientelism and strengthen democratic accountability.

Expanding irrigation infrastructure in Senegal led to significant and sustained increases in cultivation rates and reduced sensitivity to temperature shocks.

Reducing vulnerability can combat clientelism: Access to rain-fed water cisterns in Brazil decreased citizen requests and votes for incumbents

Better roads help manufacturers create new jobs, enabling worker transitions out of informal employment, and increasing wages.

Better roads help manufacturers create new jobs, enabling worker transitions out of informal employment, and increasing wages.

Data from around the world show that a new subway system can improve air quality in highly polluted cities

Allowing foreign retailers to operate in Mexico leads substantial overall welfare gains, in spite of their impacts on local employment and income