Professor Dave Keiser has two new publications in the Proceedings of the National Academy of Sciences on the economics water quality in the U.S.
"Valuing Improvements in the Ecological Integrity of Local and Regional Waters using the Biological Condition Gradient" can be found here.
"Measuring the Social Benefits of Water Quality Improvements to Support Regulatory Objectives: Progress and Future Directions" can be found here.
In addition, you can view it in the news here.