7Donald E. Characteristics of merging firms[J]. Journal of Economics and business, 2000, 52(4) : 423-433.
8Salant S, Switzer S, Reynolds R J. Losses from horizontal merger: the effects of an exogenous change in industy structure on cournot hash equilibriun[J]. Quarterly Journal of Economies, 1983, 48(5) : 185-199.
9Cournot A. Researches into the mathematical principles of the theory of wealth[M]. New York: Macmillan, 1927. 350-380.
10Perry M, Porter R. Oligopoly and the incentives for horizontal merger[ J ]. American Economic Review, 1985,75 (2) : 219-227.
