Banker, Rajiv; Chang, Hsihui; Natarajan, Ram - In: Journal of Productivity Analysis 27 (2007) 2, pp. 115-121
In this paper, we address the question of Data Envelopment Analysis (DEA) evaluation of efficiency when aggregate cost or revenue data must be used. We show that the DEA technical inefficiency measure using total revenues as the single output variable or total costs as the single input variable...