Economists advise developing countries to invest in public health. There are many studies which show this strategy is worthwhile. Public health investments are about prevention of ill health. They require policymakers to understand that they are saving money in the long run, but this argument has not always been accepted.
As the first developed nation, England is a good case study. This article will look at the fight over provision of clean water and sanitation in urban areas of London and Winchester. The immediate direct costs of making changes were large but what was less obvious were the future benefits in terms of lives saved and improved productivity. This article will show how cost–benefit approaches can help policymakers to come to the right conclusion.
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