Document Type : Article
School of Business, Applied Technology College of Soochow University, Suzhou 215325, PR China
Research Center for Smarter Supply Chain, Soochow Think Tank & Dongwu Business School, Soochow University, Suzhou 215012, PR China
School of Business, Central South University, 410083 Hunan, PR China
School of Management, University of Science and Technology of China, Hefei 230026, PR China
School of Business, Jiangnan University, Wuxi, 214122, PR China
s an eﬀective method for evaluating eﬃciency, the cross-eﬃciency evaluation method has been widely used to assess the performance of decision-making units (DMUs). However, the non-uniqueness of optimal weights problem has reduced the eﬀectiveness of this method. To address this problem, scholars proposed to use secondary goals and presented many secondary goal models. In this pa-per, two new secondary goal models are presented, in order to further extend the above-mentioned existing secondary goal models.......