have spent nearly $5 trillion ($2017) to provide clean rivers, lakes, and drinking water, or annual spending of 0.8 percent … of U.S. GDP in most years. Yet over half of rivers and substantial shares of drinking water systems violate standards …, and polls for decades have listed water pollution as Americans' number one environmental concern. We assess the history …

Providing clean water requires maintenance, as well as the initial connections that are typically measured. Frequently …, the water supply fails in the developing world, especially when users don't pay the marginal cost of water. This paper … uses the timing of frequent, unexpected water service outages in Lusaka, Zambia to identify the short-term impacts of piped …

The Clean Water Act (CWA) significantly improved surface water quality, but at a cost exceeding the estimated benefits …

Recent writings on China's water situation often portray China's water problems as severe and suggest that water … availability could threaten the sustainability of China's future growth. However, China's high growth of the last 20 years or more … has been obtained with relatively little increase in the physical volume of water. In this paper, we use a growth …

Katharine Coman's "Some Unsettled Problems of Irrigation," published in March 1911 in the first issue of the American … Economic Review addressed issues of water supply, rights, and organization. These same issues have relevance today 100 years … later in face of growing concern about the availability of fresh water worldwide as demand grows and as supplies become more …

production in five semi-arid western states. We assemble county-level data on dams and other major water infrastructure … analyze the impact of water infrastructure investments on crop mix and yields in affected counties relative to similarly …-endowed counties that lack such infrastructure. We find that water infrastructure smoothes agricultural crop production and increases …

agriculture. It does so by bridging the extensive literature on climate impacts on yields and physical productivity in global crop …

heat reduces non-agricultural productivity, but less so than in agriculture, implying that hot countries could adapt to … perversely pulls labor into agriculture where its productivity suffers most and reallocation exacerbates the global decline in …

This paper formulates and estimates a household-level, billing-cycle water demand model under increasing block prices … household demographics in the utility's service territory to recover the impact of these factors on water demand. An index of … models are used to compute the distribution of utility-level water demand and revenues for any possible price schedule …