We analyze the impact of access to piped water on human capital formation as measured by test scores from standardized school exams at Brasilian primary schools. We find a positive and significant effect of around 11 percent of the standard deviation of mean test scores. The effect of piped...

There is debate among researchers regarding the importance of water filtration in reducing mortality during the epidemiological transition. However, there is limited research on how water filtration affected cholera mortality during the second half of the 19th century. Using historical...