Media type: E-Article Title: Farrell efficiency under value and quantity data Contributor: Cross, Robin; Färe, Rolf imprint: Springer Science and Business Media LLC, 2008 Published in: Journal of Productivity Analysis Language: English DOI: 10.1007/s11123-007-0080-4 ISSN: 0895-562X; 1573-0441 Keywords: Economics and Econometrics ; Social Sciences (miscellaneous) ; Business and International Management Origination: Footnote: