2Bruner R F. Does M&A pay? A survey of evidence for the decision-maker[R]. Darden Graduate School of Business Administration, University of Virginia, Working Paper, 2002(5): 1 23.
3Lambrecht B M. The timing and terms of mergers motivated by economies of scale[J]. Journal of Financial Economics, 2004(72): 41 62.
4Feroz E, Kim S, Levin I, et al. Do mergers improve managerial performance? A data envelopment analysis approach[R]. Working Paper, 2002.
5Shestalova V. Sequential Malmquist indices of productivity growth: An application to OECD industrial activities[J]. Journal of Productivity Analysis, 2003, 19(2): 211 226.
6Charnes A, Cooper W W, Rohodes E. Measuring the efficiency of decision making units[J]. European Journal of Operational Research, 1978, 2(6): 429 444.
7Cooper W W, Seiford L M, Thanassoulis E, et al. DEA and its uses in different countries[J]. European Journal of Operational Research, 2004, 154(2): 337 344.
8Chen Y, Morita H, Zhu J. Multiplier bounds in DEA via strong complementary slackness condition solutions[J]. Int J of Production Economics, 2003, 86(1): 11 19.
9Olesen O B, Petersen N C. Identification and use of efficient faces and facets in DEA[J]. J of Productivity Analysis, 2003, 20(3): 323-360.
10Cooper W W, Ruiz J L. Choosing weights from alternative optimal solutions of dual multiplier models in DEA[J]. European J of Operational Research, 2007, 180(1): 443-458.