8Coase, Ronald. The Nature of the Firm[J].Economica 1937, 4 (3): 386-405.
9Ally A. Young. Increasing R.etums and Economic Progress [J]. The Economic Journal, 1928, 38: 527-42.
10Grossman, Sanford J., and Oliver D. Hart. The Costs and Benefits of Ownership: A Theory of Vertical and Lateral Integration[J]. Journal of Political Economy, 1986, 94: 691-719.