Media type: E-Article Title: Ranking Opportunity Sets, Indirect Utility and Indifferences Contributor: Potoms, Tom; Lauwers, Luc imprint: Elsevier BV, 2012 Published in: SSRN Electronic Journal Language: English DOI: 10.2139/ssrn.2159172 ISSN: 1556-5068 Keywords: Pharmacology (medical) Origination: Footnote: