We develop a tax micro-simulator model (MEXTAX) that can quantify the revenue and distributional impact of tax reforms in Mexico using micro-level data. We use MEXTAX to assess revenue-raising reforms to Mexico's direct and indirect tax systems of 2010. Initial proposals by the Executive Power...

We study the effectiveness of a community-level information and mobilization intervention to reduce open defecation (OD) and increase sanitation investments in Nigeria. The results of a cluster-randomized control trial in 246 communities, conducted between 2014 and 2018, suggest that average...

In this report, we focus on understanding the context for the Sanitation Marketing (SanMark) intervention and potential initial impacts, after its gradual development and roll-out to selected treatment areas in the Nigerian states of Ekiti and Enugu. We consider SanMark to be composed of two...

Corporate income tax is an important source of revenue for many low- and middle-income countries. At the same time, many such countries lose much needed revenues by providing corporate tax (and non-tax) incentives in the hope of attracting mobile business investments, incentivising specific...

We study the effectiveness of a community-level information intervention aimed at reducing open defecation (OD) and increasing sanitation investments in Nigeria. The results of a cluster-randomized control trial conducted in 247 communities between 2014 and 2018 suggest that average impacts are...

This paper estimates flexible child health production functions to investigate whether better water, sanitation and hygiene (WASH) practices make nutrition intake more productive for children aged 6-24 months. Using cohort data, with detailed information on nutrition intake and WASH...