This is part three in a series looking at the economics of clean water. So far, we have discussed the benefits of point of use water filters when there is an alternative market for clean water and when there is no alternative market for clean water. In both cases, based on my experiences, the economics Continue reading
This is the second installment of a series examining the economics of clean water. The first installment looked at whether water filters are economic in a situation where there is an alternative source of clean water. The answer obviously depends on the cost of the filters and the market value of clean water, but in Continue reading
Your son is very sick. He’s not eating, and his teacher says he’s falling behind in school. She suggests you take him to the clinic – a 24-mile drive down winding, rutted mountain roads. But you have no vehicle, and even if you did, you don’t really have the money to pay for the visit Continue reading