For many years now, nitrate concentrations have exceeded the trigger value of 50 milligrams per liter at nearly one-fifth of the groundwater sampling sites in Germany. Apart from impairing the ecosystem by, for example, causing eutrophication of water bodies, nitrate-polluted drinking water also...

We exploit the public good attributes of Ganges water pollution cleanup and theoretically analyze an aggregate economy of two cities-Kanpur and Varanasi-through which the Ganges flows. Our specific objective is to study whether water pollution cleanup in these two cities ought to be provided in...