4Kaufmann D. Corruption: the Facts [ J ]. Foreign Policy. 1997, 107: 114-131.
5Brunetti A, Kisunko G, Weder B. Institutional Obsatcles to Doing Business : Region - by - region Results From a World - wide Survey of the Private Sector [ R ]. Working Paper,Wodd Bank, 1997: 1759.
6World Bank. Voices of the Firms 2000: Investment Climate and Governance Findings of the World Business Environment Survey (WBES)[R]. World Bank, Washington D. C., 2002.
7World Bank. Doing Business in 2006. World Bank and the International Finance Corporation [ R ]. Wahington D. C. , 2006.
8Djankov S, La Porta R, De Silances F L, Shleifer A. The regulation of entry [ R ]. Working Paper, National Bureau of Economic Research, 2000: 7892.
9Lui F. An Equilibrium Queuing Model of Corruption [ J ]. Journal of Political Economy. 1985, 93: 760-781.
10Mauro P. Corruption and Growth [ J ]. Quarterly Journal of Economics. 1995, 110:681 -712.