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Our foray into causal analysis is not yet complete. Until we define the methods of causal inference, we can't get to the deeper insights that causal analysis...
In this article, the findings of selected observational studies are contrasted with that of randomised experiments conducted to estimate the impact of improved sanitation on child health in India. The estimation bias exists and could be due to the measurement error in sanitation indicators, which remained unaddressed by most observational studies. The sanitation indicators