4Bryan D., S. L. Tiras, and C. M. Wheat ley, 2011, The relation of audit Mao and auditor change with bankruptcy emergence, An article presented on the Seventh Annual Midyear Auditing Section Meeting.
5Defond, M.L.,and K.R. Subramanyam. huditor changes and discretionary accruals[J].Journal of Accounting and Economics, 1998,25,35-67.
6Fried D. and h. Schif. CPA Switches and Associated Market Reactions [J]. The Accounting Review, 1981, 56,326-34.