Audit opinion, Abnormal returns, Uncertainty, Subject to opinion

John A. Elliott, J. Douglas Hanna, Repeated Accounting Write-Offs and the Information Content of Earnings, Journal of Accounting Research, Vol. 34, Studies on Recognition, Measurement, and Disclosure Issues in Accounting (1996), pp. 135-155

John A. Elliott, Wayne H. Shaw, Write-Offs As Accounting Procedures to Manage Perceptions, Journal of Accounting Research, Vol. 26, Studies on Management's Ability and Incentives to Affect the Timing and Magnitude of Accounting Accruals (1988), pp. 91-119

SFAS No. 2, R&D, Accounting changes, Firm size

Roland E. Dukes, Thomas R. Dyckman, John A. Elliott, [Discussion of The Economic Effects of Involuntary Uniformity in the Financial Reporting of R&D Expenditures and Accounting for Research and Development Costs: The Impact on Research and Development Expenditures]: A Reply, Journal of Accounting Research, Vol. 18, Studies on Economic Consequences of Financial and Managerial Accounting: Effects on Corporate Incentives and Decisions (1980), pp. 91-95

In October 1974, the Financial Accounting Standards Board issued FASB Statement No. 2, Accounting for Research and Development Costs (henceforth FAS2). The essence of the mandated accounting treatment is stated in paragraph 12 of the Statement: All research and development [R&D] costs encompassed by this Statement shall be charged to expense when incurred. This accounting treatment was contrary to the practice followed by many firms which capitalized and amortized R&D costs. The Board's definition of R&D costs is quite inclusive following, with some modifications, the commonly used interpretation by the National Science Foundation. The Board defines R&D, in paragraph 8, as follows:

Earnings Patterns, Increasing Earnings, Valuation