chp 13 Flashcards
The cause of the October 19, 1987 stock market crash
has yet to be determined.
Leonie has noticed that a particular stock has increased in value during each of the last several days. Given this trend, she believes the stock price will increase over the next two trading days, as well. This is an example of
representativeness.
If an investor can earn abnormal returns based on insider trading, the stock market is at best
semistrong form efficient.
Research has found that investors tend to react to earnings surprises
slowly, which illustrates conservatism.
Which one of the following serial coefficient values is most consistent with weak form market efficiency?
0
If markets are strong form efficient, event studies should show that new information affects a related stock’s price
for a single day.
The hypothesis that market prices reflect all publicly available information is called __________ form efficiency.
semistrong
Donald Keim’s research presents evidence that the difference in performance between small capitalization stocks and large capitalization stocks is largest in the month of
January.
What does weak form efficiency imply?
Price patterns that existed in the past will reappear in the future.
Weak form efficiency is best defined as a market where current prices are based on
historical prices.
Which one of the following serial correlation values is the strongest indicator of price continuation?
+.5
If an investor can earn above average returns based on a thorough reading of the financial press, the stock market is at best
weak form efficient.
Your friend works in the finance department at Sedum Corporation. You are aware that this friend trades Sedum stock based on information she overhears in the office. You also know that this information is not known to the general public. Your friend continually brags to you about the profits she earns trading Sedum stock. Based on this information, you would tend to argue that the financial markets are at best __________ form efficient.
semistrong
Insider trading does not offer any advantages if the financial markets are
strong form efficient.
Your roommate is an avid reader of The Wall Street Journal. She saw favorable news about a particular company in this morning’s paper and immediately purchased 200 shares of the company’s stock. By the close of business today, the company’s stock price had increased 3.5 percent. Also today, the market in total increased .1 percent. These results would suggest that the stock market is at best
weak form efficient.
The stock of Albacore, Inc., earned an abnormal return at Time t. The efficient market hypothesis would suggest that the abnormal return is an indicator of
a release of new information at Time t.
If the market is fully efficient, an announcement by a firm of a new product with a large positive net present value will cause the market price of that firm’s stock to
immediately increase to a new level equivalent to the increased value of the firm.
In an event study, the abnormal return is described as the
actual return on a security minus the market rate of return on the same date.
Serial correlation
supports weak form efficiency.
Market efficiency
or the lack thereof, is highly controversial.
If the financial markets are efficient, then investors should expect their investments in those markets to
have zero net present values.
Which one of the following actions would generally be considered the most rational action for a tax-paying investor?
Selling his losing securities and holding his winning securities
Individuals that continually monitor the financial markets seeking mispriced securities
tend to make the markets more efficient.
The U.S. Securities and Exchange Commission periodically charges individuals for insider trading and claims those individuals have made unfair profits. Based on this fact, you would tend to argue that the financial markets are at best __________ form efficient.
semistrong
In an efficient market, the price of a security will
react immediately to new information with no further price adjustments related to that information.
Given the vast resources available to mutual fund managers, these managers, on average, have generally
underperformed the market on a risk-adjusted basis.