Chen, Yao; Cook, Wade D.; Kao, Chiang; Zhu, Joe - In: European Journal of Operational Research 226 (2013) 3, pp. 507-515
Data envelopment analysis (DEA) is a method for measuring the efficiency of peer decision making units (DMUs). Recently network DEA models been developed to examine the efficiency of DMUs with internal structures. The internal network structures range from a simple two-stage process to a complex...