China's environmental regulators have sought to reduce the Yangtze River's water pollution. We document that this …, the regulation has focused on reducing one dimension of water pollution called chemical oxygen demand (COD). Thus, local …

novel data, an innovative noise pollution model, and quasi-experimental methods borrowed from environmental economics to … solve this puzzle. We find consistent evidence that vessel noise pollution from international shipping has lowered fertility … and raised the mortality of the SRKW significantly. Had noise pollution remained at its pre-1998 levels, the SRKW …

This article proposes and evaluates four hypotheses about US pollution and environmental policy over the last half … century. First, air and water pollution have declined substantially, although greenhouse gas emissions have not. Second …, environmental policy explains a large share of these trends. Third, much of the regulation of air and drinking water pollution has …

Using the most comprehensive data file ever compiled on air pollution, water pollution, environmental regulations, and … air pollution regulations were effective at reducing ambient concentrations of particulate matter, sulfur dioxide, and … nitrogen dioxide. The most successful air pollution regulation is associated with a modest and statistically insignificant …

can establish the overall pollution-reduction goal for a cap-and-trade system by setting the cap, and leave it up to the …

, and polls for decades have listed water pollution as Americans' number one environmental concern. We assess the history … pollution has fallen since these laws, in part due to their interventions. Second, investments made under these laws could be … more cost-effective. Third, most recent studies estimate benefits of cleaning up pollution in rivers and lakes which are …