6Agrawal Anup,Jeffrey F.Jaffe,and Gershon N.Mandelk- er.The Post-Mergers Performance of Acquiring Firms: A Re-examination of an Anomaly [J ].Journal of Fi- nance, 1992(9) : 1605-1621.
7Berkovitch, Elazar, and M.P.Narayanan.Motives for Tak- eovers :An Empirical Investigation [J ].Journal of Finan- cialand Quantitative Analysis, 1993 ( 9 ) ~ 347-362.
8Schwert,G.William.Markup Pricing in Mergers and Acquisitions [J].Joumal of Financial Economics,1996 (41) :153-192.
