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6
A multiple-arm, cluster-randomized impact evaluation of the..
Policy research working paper ; 9249;World Bank E-Library Archive
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7
Why do so many water points fail in Tanzania?
an empirical analysis of contributing factors
Policy research working paper ; 8729;World Bank E-Library Archive
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8
Geo-spatial modeling of access to water and sanitation in N..
Policy research working paper ; 8357;World Bank E-Library Archive
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9
An evaluation of the contributing factors of water scheme f..
Policy research working paper ; 8371;World Bank E-Library Archive
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10
Why are so many water points in Nigeria non-functional?
an empirical analysis of contributing factors
Policy research working paper ; 8388;World Bank E-Library Archive