Feroz, Ehsan H.; Goel, Sanjay; Raab, Raymond L. - In: Review of Accounting and Finance 7 (2008) 2, pp. 121-130
Purpose – The purpose of this paper is to show the applicability of data envelopment analysis (DEA) in arriving at an unbiased account of relative performance in a set of companies, using the pharmaceutical industry as an example. Design/methodology/approach – A DEA‐based income efficiency...