Pigouvian Taxes, and they consistently executed where negative externalities are available. supporter a significant shift from tax assessment from pay and deals charges to burden on contamination - the supposed "green duty shift". Better characterized property freedoms. The Coase Theorem expresses that relegating pro privileges will prompt an ideal arrangement, paying little heed to who gets them, assuming costs are unimportant and the quantity of gatherings arranging is restricted. For instance, individuals living close to a plant reserved a privilege to clean air and water, or the plant re option to contaminate, then, at that point, either the plant could pay those impacted by the contamination or individuals could pay the manufacturing plant not to dirty. Or then again, could make a move themselves as they would assuming that other property privileges were disregarded. The US River Keepers Law of the 1880s was an early model, giving residents downstream the option to end contamination upstream themselves on the off chance that authority itself didn't act (an early illustration of bioregional a majority rules government)