A survey with validation question was delivered to 3475 respondents to study the impact of using validation question to improve data quality. Results show that The respondents who passed the validation question had significantly older ages, higher median incomes and higher education levels. The...

The aim of this article is to evaluate Italian consumers’ acceptance and willingness to purchase GM foods based on the type of benefit (input vs output trait) and product (plant based vs animal based). Two surveys were administered in two consecutive years (2004 and 2005) and the data used to...

This article examines the preferences revealed by three non-hypothetical experiments. We found that WTP estimates from the choice experiment are the highest, followed by that of contingent valuation methods, and then experimental auctions. Our results also suggest that the discrepancies among...

We assessed the consumer welfare effects of two generic food miles labels: carbon dioxide (CO2) emission label and number of miles label. Using data from a choice experiment, our results generally suggest that a mandatory labeling policy for either type of label would have a positive welfare...

Replaced with revised version of paper 07/14/11.