3Edwards, E. O, and P. W. Bell. 1961. The Theory and Measurement of Business Income. Berkeley, CA: California University Press.
4Wahlen, J. M. 2000. Response to the special report of the G4 + 1 : Reporting financial performance: A proposed approach.Accounting Horizons 14 (3) : 365 - 379.
6Beaver and M. F. McNichols. 1998. The characteristics and valuation of loss reserves of property casualty insurers. Review of Accounting Studies 3 ( 1 -2) : 73 -95.
7Cearns, K. 1999. Reporting Financial Performance-A Proposed Approach. Norwalk, CT:FASB.