Liu, John S.; Lu, Louis Y.Y.; Lu, Wen-Min; Lin, Bruce J.Y. - In: Omega 41 (2013) 5, pp. 893-902
The literature of data envelopment analysis (DEA) encompasses many surveys, yet all either emphasize methodologies or … focuses on DEA applications, covering DEA papers published in journals indexed by the Web of Science database from 1978 … through August 2010. The results show that on the whole around two-thirds (63.6%) of DEA papers embed empirical data, while …