//-->
Willingness to pay for environmental quality : a theoretical problem and its implications
Pench, Alberto, (2013)
Prior information, general information, and specific information in the contingent valuation of environmental risks : the case of nitrates in groundwater
Poe, Gregory L., (1993)
Environmental values, valuation methods, and natural disaster damage assessment
Dosi, Cesare, (2001)
Separability and the shadow value of leisure time
Larson, Douglas M., (1993)
Joint recreation choices and implied values of time
On measuring existence value