In this note we conduct construct validity tests for dichotomous choice (DC) and polychotomous choice (PC) contingent valuation questions. Contrary to previous results, we find that DC and PC estimates of willingness to pay are theoretically valid, convergent valid, and similar in terms of statistical precision. Similar to previous results, PC respondents are less sensitive to information than ...

Economics takes an individualistic approach to human behaviour. This is reflected in the use of 'contingent valuation' surveys conduct cost benefit analysis for economic policy evaluation. An individual's valuation a assumed be unaffected by burdens it places on others. We report survey experiment test this supposition context climate change policy. Willingness pay mitigation was higher when ri...

recently, natural resources economists have turned to valuation and appraisal of the contribution of natural resources to human’s welfare and they have made striking progress in valuing the environmental and ecological services of eco-systems. the present study investigated people’s willingness to pay (wtp) for participation in preservation and reclamation of abuzeidabad desert area through con...