This study estimates and compares the effects of small and large irrigation dams on cropland productivity in South Africa. To this end, a panel data set of South African river basins is constructed. The econometric analysis reveals that although large dams increase cropland productivity downstream, they have a negative effect on cropland within the vicinity. However, their existence can enhance the relatively small positive impact of local small dams...
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ПОДРОБНАЯ ИНФОРМАЦИЯ
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2013/08/01
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Рабочий документ в рамках исследования вопросов политики
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WPS6567
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1
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1
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2013/08/01
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Disclosed
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Is small better ? a comparison of the effect of large and small dams on cropland productivity in South Africa
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dam
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