Accounting Theory: 8th edition Page 3 of 12
23. Capital market research has shown that investors do not appear to adjust accounting income to
compensate for artificial bookkeeping differences.
24. Research studies have predominantly supported the naive-investor hypothesis.
25. When accounting numbers are used to monitor agency contracts, there can be indirect
consequences from changes in accounting policies.
26. The study by Lev that examined earnings numbers and stock returns found a high explanatory
relationship between earnings and stock returns.
27. The study by Ou and Penman, which used traditional accounting measures to predict whether a
company’s income would increase or decrease, indicated that markets are not as efficient as
previously thought, and that fundamental analysis is important for investment purposes.
28. Post-earnings-announcement drift refers to the fact that it takes up to 90 days for security prices
to react significantly to earnings announcements.
29. Because post-earnings-announcement drift shows that there is at least some amount of efficiency
in the market, it is even more important to attempt to improve the quality of accounting
standards.
30. The usefulness of accounting information may be determined by directly asking investors how
they use annual reports.
31. Surveys of individual investors have generally indicated a high readership of accounting
information.
32. It may be assumed that accounting information has no usefulness to investors because many
individual stockholders do not read annual reports.