Moving beyond the Contingent Valuation versus Choice Experiment Debate: Presentation Effects in Stated Preference

A Pilot Test of a New Stated Preference Valuation Method: Continuous Attribute-Based Stated Choice

A new stated preference technique is developed and tested. In an interactive computerized survey, respondents move continuous sliders to choose levels of environmental attributes. The total cost of the combination of attributes chosen is calculated according to a preprogrammed cost function, and continuously updated and displayed. Each registered choice reveals the respondent’s marginal willing...

Contingent valuation: has the debate begun?

Contingent Valuation Method and Market Value: Applying Stated preference methods in Real Estate Market

One of the most criticism in Real Estate appraisal processes based on sales comparison approach is the reliability of data about market prices of comparable properties. The lack of information on house prices is particularly relevant in Italy, where households’ preference for housing wealth is very high, due also to the market orientation of Italian households for owner-occupation (Di Addario 2...

Modeling Response Incentive Effects in Dichotomous Choice Contingent Valuation Data

This paper introduces model specifications that can be used to explain response incentive effects that might occur with discrete response contingent valuation data when follow-up responses are collected. The models allowfor possible random response shocks, structural ships in willingness to pay betweenpayment questionsand heteroskedasticity between and within responses. Three well-known conting...

Moving beyond the GM Debate

Once again, there are calls to reopen the debate on genetically modified (GM) crops. I find these calls frustrating and unnecessarily decisive. In my opinion the GM debate, on both sides, continues to hamper the urgent need to address the diverse and pressing challenges of global food security and environmental sustainability. The destructive power of the debate comes from its conflation of unr...