Extant point-nonpoint trading programs involve trades of relatively certain point source emissions reductions for highly uncertain estimates of nonpoint reductions. Trade ratios, or uncertainty ratios, define the rate at which these imperfect substitute commodities are traded. Economic research...

Many invaded ecosystems appear subject to regime shifts—abrupt changes from one state to another after crossing a threshold or tipping point. The stability landscapes of such multi-stable systems, including their associated thresholds, have been shown to be endogenously determined within a...

Subsidized crop insurance may encourage conversion of native grassland to cropland. The Sodsaver provision of the 2008 farm bill could deny crop insurance on converted land in the Prairie Pothole states for 5 years. Supplemental Revenue Assistance payments, which are linked to crop insurance...

Averting or limiting the outbreak of infectious disease in domestic livestock herds is an economic and potential human health issue that involves both the government and individual livestock producers. Producers have private information about preventive biosecurity measures they adopt on their...

Alien invasive species contribute to biodiversity loss and cause billions of dollars of economic damage in the Great Lakes. We examine the design and efficiency of a tradeable permit system for biological pollution due to alien species that invade the Great Lakes through the ballast water of...

Averting or limiting the outbreak of infectious disease in domestic livestock herds is an economic and potential human health issue that involves both the government and individual livestock producers. Producers have private information about preventive biosecurity measures they adopt on their...