An addendum to: a meta-analysis of hypothethical bias in stated preference valuation

A recent study published by Murphy et al. (2005) reported results of a meta-analysis of hypothetical bias using 28 valuation studies. The authors found a median ratio of hypothetical to actual values of 1.35 but they did not investigate the ratio of variances of the hypothetical and actual value dis...

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Bibliographic Details
Main Authors: Gianluca Stefani, Riccardo Scarpa, Ginevra V. Lombardi
Format: Article
Language:English
Published: Firenze University Press 2014-07-01
Series:Bio-based and Applied Economics
Subjects:
Online Access:https://oaj.fupress.net/index.php/bae/article/view/3257