'Fair' welfare comparisons with heterogeneous tastes : subjective versus revealed preferences / Alpaslan Akay (University of Gothenburg, IZA and LISER), Olivier B. Bargain (Aix-Marseille University, CNRS, EHESS and IZA), H. Xavier Jara (University of Essex and ISER) ; IZA Institute of Labor Economics. Bonn, Germany : IZA Institute of Labor Economics, July 2017
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