The unique nature of environmental and natural resource amenities makes valuation a
challenge in many respects. Prices reflect aggregate societal values for market goods but …

This paper reviews research on nonmarket valuation. It seeks to gauge whether the methods
are up to the tasks demanded of them and to identify new research priorities. The evaluation …

This chapter describes how to collect primary and secondary data for nonmarket valuation
studies. The bulk of this chapter offers guidance on how to design and implement a high …

We propose a framework for assessing the accuracy of nonmarket values. This involves
adapting two widely-used concepts. Reliability addresses variance and validity addresses …

Nonmarket valuation, ie, valuing environmental goods and services that are not traded in a
market, has been increasingly used in a variety of policy and decision-making contexts. This …

This report provides background on the nonmarket value of natural resources and the
strengths and weaknesses of contingent valuation for estimating such values. Nonmarket …

This paper is a critique on contemporary non-market valuation study. We argue that the
consumer value (willingness to pay (WTP)) derived from contingent valuation method or …

The monetary valuation of environmental goods and services has evolved from a fringe field
of study in the late 1970s and early 1980s to a primary focus of environmental economists …

Wetlands provide a range of valuable ecosystem services from water purification and
nutrient retention to recreation and aesthetics. The value of these services is often difficult to …

The contingent valuation method employs survey techniques to ask people about the values
they would place on nonmarket commodities if markets did exist or if other means of …