Media type: E-Article Title: Vertical and Horizontal Economies in the Electric Utility Industry: An Integrated Approach Contributor: Piacenza, Massimiliano; Vannoni, Davide Published: Elsevier BV, 2004 Published in: SSRN Electronic Journal (2004) Language: English DOI: 10.2139/ssrn.596361 ISSN: 1556-5068 Keywords: Pharmacology (medical) Origination: Footnote: