This study analyzes and compares alternative methods of valuing nonmarket goods. Using a 1985 study of Rogue River non-commercial whitewater recreationists, benefit estimates of recreational use for this lottery-rationed river are derived using the zonal travel cost method (TCM) and the contingent valuation method (CVM). Two different techniques of the...
In 1988 the Tualatin River was designated 'water quality limited' by the Oregon Department of Environmental Quality. Three sources of pollution: urban point source, forestry non-point source and agricultural non-point source pollution were considered to contribute unacceptable levels of nutrients (phosphates and ammonium nitrates) to the river. Since a significant...