This paper examines the application of quasi-experimental methods in environmental economics. We begin with two observations: i) standard quasi-experimental methods, first applied in other microeconomic fields, typically assume unit-level treatments that do not spill over across units; (ii)...

Value estimates for environmental goods can be obtained by either estimating preference parameters as revealed through behavior related to some aspect of the amenity or using stated information concerning preferences for the good. In the environmental economics literature the stated preference...