8Eckbo B E, Giammarino B M, Heinkd R L. Asyrrmaetric information and the medium of exchange in takeover: theory and test[J ]. Review of Financial Studies, 1990,3:651 -675.
9Bradley M, Desal A, Kim E H. Synergistic gains from corporate acquisitions and their division between the stockholders of target and acquiring firms [J ]. Journal of Financial Economics, 1988,21:3-40.
10Kreps D, WilmnR. Reputation and imperfect information [J]. Journal of Economic Theory, 1998,27:253 - 279.