David Lloyd Owen - Factoring the human factor into the DALY formula.

Do people merely exist to work, or to learn how to work?

Many cost-benefit models have made somewhat sweeping assumptions about what happens when people are connected to formal water and sanitation services. New studies are finding that people make more subtle decisions than economists realise. For example, people may use traditional water sources at certain times of the year, as they are cheaper than piped water. Likewise, as sanitation services become ...

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