Do we estimate an input or an output distance function? An application of the mixture approach to European railways

Author: Kumbhakar Subal   Orea Luis   Rodríguez-Álvarez Ana   Tsionas Efthymios  

Publisher: Springer Publishing Company

ISSN: 0895-562X

Source: Journal of Productivity Analysis, Vol.27, Iss.2, 2007-04, pp. : 87-100

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Abstract