1Jean-Jacques Laffont and David Martimort, Separation of Regulators against Collusive Behavior. The RAND Journal of Economics, Vol. 30,No.2,1999,pp.232 - 262.
2Yingyi Qian and Barry R. Weigngast, Federalism as a Commitment to Preserving Market Incentives. Journal of Economic Perspectives, Ⅱ(4),1997,pp.83 - 92.
3Williamson, Oliver, The Institutions and Governance of Economic Development and Reform. New York: Oxford University Press, 1996.
4Tiebout, Charles, A Pure Theory of Local Expenditures. Journal of Political Economy ,64,1956, pp. 416- 424.
5Hayek , Friedrich A., The Use of Knowledge in Society. American Economic Review, 35,1945, pp. 519 - 530.
6Niskanen, W., Bureaucracy and Representative Government . Chicago, Aldine- Atherton, 1971.
