Deck 14: Efficient Capital Markets and Behavioral Challenges

Question 1

Which of the following tend to reinforce the argument that the financial markets are efficient?
I.Information spreads rapidly in today's world.
II.There is tremendous competition in the financial markets.
III.Market prices continually fluctuate.
IV.Market prices react suddenly to unexpected news announcements.

A)I and III only
B)II and IV only
C)I,II,and III only
D)II,III,and IV only
E)I,II,III,and IV

Answer 1

I,II,III,and IV

Question 2

Efficient capital markets are financial markets:

A)in which current market prices reflect available information.
B)in which current market prices reflect the present value of securities.
C)in which there is no excess profit from using available information.
D)All of the above.
E)None of the above.

Answer 2

All of the above.

Question 3

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.

A)weak
B)semiweak
C)semistrong
D)strong
E)perfect

Answer 3

semistrong

Question 4

The hypothesis that market prices reflect all publicly available information is called _____ form efficiency.

A)open
B)strong
C)semistrong
D)weak
E)stable

Question 5

When the stock price follows a random walk,the price today is said to be equal to the prior period price plus the expected return for the period with any remaining difference to the actual return due to:

A)a predictable amount based on the past prices.
B)a component based on new information unrelated to past prices.
C)the security's risk.
D)the risk free rate.
E)None of the above.

Question 6

The hypothesis that market prices reflect all historical information is called _____ form efficiency.

A)open
B)strong
C)semistrong
D)weak
E)stable

Question 7

Your best friend works in the finance office of the Delta Corporation.You are aware that this friend trades Delta stock based on information he overhears in the office.You know that this information is not known to the general public.Your friend continually brags to you about the profits he earns trading Delta stock.Based on this information,you would tend to argue that the financial markets are at best _____ form efficient.

A)weak
B)semiweak
C)semistrong
D)strong
E)perfect

Question 8

Individuals that continually monitor the financial markets seeking mispriced securities:

A)tend to make substantial profits on a daily basis.
B)tend to make the markets more efficient.
C)are never able to find a security that is temporarily mispriced.
D)are always quite successful using only well-known public information as their basis of evaluation.
E)are always quite successful using only historical price information as their basis of evaluation.

Question 9

If the financial markets are efficient,then investors should expect their investments in those markets to:

A)earn extraordinary returns on a routine basis.
B)generally have positive net present values.
C)generally have zero net present values.
D)produce arbitrage opportunities on a routine basis.
E)produce negative returns on a routine basis.

Question 10

An efficient capital market is one in which:

A)brokerage commissions are zero.
B)taxes are irrelevant.
C)securities always offer a positive rate of return to investors.
D)security prices are guaranteed by the U.S.Securities and Exchange Commission to be fair.
E)security prices reflect available information.

Question 11

Which one of the following statements is correct concerning market efficiency?

A)Real asset markets are more efficient than financial markets.
B)If a market is efficient,arbitrage opportunities should be common.
C)In an efficient market,some market participants will have an advantage over others.
D)A firm will generally receive a fair price when it sells shares of stock.
E)New information will gradually be reflected in a stock's price to avoid any sudden change in the price of the stock.

Question 12

In an efficient market when a firm makes an announcement of a new product or product enhancement with superior technology providing positive NPV,the price of the stock will:

A)rise gradually over the next few days.
B)decline gradually over the next few days.
C)rise on the same day to the new price.
D)stay at the same price,with no net effect.
E)drop on the same day to the new price.

Question 13

According to the efficient market hypothesis,financial markets fluctuate daily because they:

A)are inefficient.
B)slowly react to new information.
C)are continually reacting to new information.
D)offer tremendous arbitrage opportunities.
E)only reflect historical information.

Question 14

The hypothesis that market prices reflect all available information of every kind is called _____ form efficiency.

A)open
B)strong
C)semistrong
D)weak
E)stable

Question 15

If you excel in analyzing the future outlook of firms,you would prefer that the financial markets be ____ form efficient so that you can have an advantage in the marketplace.

A)weak
B)semiweak
C)semistrong
D)strong
E)perfect

Question 16

Insider trading does not offer any advantages if the financial markets are:

A)weak form efficient.
B)semiweak form efficient.
C)semistrong form efficient.
D)strong form efficient.
E)inefficient.

Question 17

In an efficient market,the price of a security will:

A)always rise immediately upon the release of new information with no further price adjustments related to that information.
B)react to new information over a two-day period after which time no further price adjustments related to that information will occur.
C)rise sharply when new information is first released and then decline to a new stable level by the following day.
D)react immediately to new information with no further price adjustments related to that information.
E)be slow to react for the first few hours after new information is released allowing time for that information to be reviewed and analyzed.

Question 18

According to theory,studying historical prices in order to identify mispriced stocks will not work in markets that are _____ efficient.
I.weak form
II.semistrong form
III.strong form

A)I only
B)II only
C)I and II only
D)II and III only
E)I,II,and III

Question 19

An investor discovers that for a certain group of stocks,large positive price changes are always followed by large negative price changes.This finding is a violation of the:

A)moderate form of the efficient market hypothesis.
B)semistrong form of the efficient market hypothesis.
C)strong form of the efficient market hypothesis.
D)weak form of the efficient market hypothesis.
E)None of the above.

Question 20

The notion that actual capital markets,such as the NYSE,are fairly priced is called the:

A)Efficient Markets Hypothesis (EMH).
B)Law of One Price.
C)Open Markets Theorem.
D)Laissez-Faire Axiom.
E)Monopoly Pricing Theorem.

Question 21

Under the concept of an efficient market,a random walk in stock prices means that:

A)there is no driving force behind price changes.
B)technical analysts can predict future price movements to earn excess returns.
C)the unexplained portion of price change in one period is unrelated to the unexplained portion of price change in any other period.
D)the unexplained portion of price change in one period that cannot be explained by expected return can only be explained by the unexplained portion of price change in a prior period.
E)None of the above.

Question 22

If the securities market is efficient,an investor need only throw darts at the stock pages to pick securities and be just as well off.

A)This is true because there are no differences in risk and return.
B)This is true because in an efficient stock market prices do not fluctuate.
C)This is false because professional portfolio managers prefer to generate commissions by active trading.
D)This is false because investors may not hold a desirable risk-return combination in their portfolio.
E)This is false because the markets are controlled by the institutional investors.

Question 23

Ritter's study of Initial Public Offerings (IPOs)showed that the post offering stock performance was:

A)less than the control group by about 2% in the five years following the IPO.
B)incorrectly priced at issuance because over the next five years the abnormal returns were greater than zero on average.
C)immaterial to the pricing of the IPO because future market performance is unknown at issuance.
D)equal across IPOs,irrespective of risk or which year they were issued.
E)All of the above.

Question 24

Event studies attempt to measure:

A)the influence of information released to the market on returns in days surrounding its announcement.
B)if the market is at least semistrong form efficient.
C)whether there is a significant reaction to public announcements.
D)All of the above.
E)None of the above.

Question 25

The abnormal return in an event study is described as:

A)the return earned on the day of announcement for the stock.
B)the excess return earned on the day of announcement for the stock.
C)the total return earned for the investment holding period.
D)All of the above.
E)None of the above.

Question 26

If the weak form of efficient markets holds,then:

A)technical analysis is useless.
B)stock prices reflect all information contained in past prices.
C)stock prices follow a random walk.
D)All of the above.
E)None of the above.

Question 27

Suppose that firms with unexpectedly high earnings earn abnormally high returns for several months after the announcement.This would be evidence of:

A)efficient markets in the weak form.
B)inefficient markets in the weak form.
C)efficient markets in the semistrong form.
D)inefficient markets in the semistrong form.
E)inefficient markets in the strong form.

Question 28

An investor discovers that stock prices change drastically as a result of certain events.This finding is a violation of the:

A)moderate form of the efficient market hypothesis.
B)semistrong form of the efficient market hypothesis.
C)strong form of the efficient market hypothesis.
D)weak form of the efficient market hypothesis.
E)None of the above.

Question 29

Market efficiency says:

A)prices may not reflect underlying value.
B)a good financial manager can time stock sales.
C)managers may profitably speculate in foreign currency.
D)managers cannot boost stock prices through creative accounting.
E)None of the above.

Question 30

Which of the following is not true about serial correlation?

A)It measures the correlation between the current return on a security and the current return on another security.
B)It involves only one security.
C)Positive serial correlation indicates a tendency for continuation.
D)Negative serial correlation indicates a tendency toward reversal.
E)Significant positive or negative serial correlation coefficients are indicative of market inefficiency in the weak form.

Question 31

In examining the issue of whether the choice of accounting methods affects stock prices,studies have found that:

A)accounting depreciation methods can significantly affect stock prices.
B)switching depreciation methods can significantly affect stock prices.
C)accounting changes that increase accounting earnings also increases stock prices.
D)accounting changes can affect stock prices if the company were either to withhold information or provide incorrect information.
E)All of the above.

Question 32

Evidence on stock prices finds that the sudden death of a chief executive officer causes stock prices to fall and the sudden death of an active founding chief executive officer causes stock price to rise.This contrary evidence happens because:

A)markets are inefficient and unsure of the real value of the events.
B)death is inevitable and market prices are random.
C)things simply happen.
D)the value of the founding executive was a negative to the firm.
E)None of the above.

Question 33

A lawyer works for a firm that advises corporate firms planning to sue other corporations for antitrust damages.He finds that he can "beat the market" by short-selling the stock of the firm that will be sued.This finding is a violation of the:

A)moderate form of the efficient market hypothesis.
B)semistrong form of the efficient market hypothesis.
C)strong form of the efficient market hypothesis.
D)weak form of the efficient market hypothesis.
E)None of the above.

Question 34

The abnormal returns for initial public offerings over longer time periods seem to call market efficiency into question because:

A)the average returns at announcement are large and positive while the long-term results are much lower than the returns for seasoned equity offerings.
B)the average returns at announcement are small and negative while the long-term results are much lower than the returns for seasoned equity offerings.
C)the average returns at announcement are zero while the long-term results are much higher than the returns for seasoned equity offerings.
D)the average returns at announcement are large and positive while the long-term results are much higher than the returns for seasoned equity offerings.
E)the average returns at announcement are insignificant while the long-term results are much lower than the returns for seasoned equity offerings.

Question 35

Which form of the efficient market hypothesis implies that security prices reflect only information contained in past prices?

A)Weak form
B)Semistrong form
C)Strong form
D)Hard form
E)Past form

Question 36

The market price of a stock moves or fluctuates daily.This fluctuation is:

A)inconsistent with the semistrong efficient market hypothesis because prices should be stable.
B)inconsistent with the weak form efficient market hypothesis because all past information should be priced in.
C)consistent with the semistrong form of the efficient market hypothesis because as new information arrives daily prices will adjust to it.
D)consistent with the strong form because prices are controlled by insiders.
E)None of the above.

Question 37

Which of the following statements is true?

A)In efficient markets,a stock's price should change with the arrival of new information.
B)Average stock returns are higher in January than other months.
C)Studies by Fama and French and others find that returns of high book to market stocks are much higher than low book to market value stocks to be consistent with the efficient market hypothesis.
D)All of the above.
E)None of the above.

Question 38

An investor discovers that predictions about weather patterns published years in advance and found in the Farmer's Almanac are amazingly accurate.In fact,these predictions enable the investor to predict the health of the farm economy and therefore certain security prices.This finding is a violation of the:

A)moderate form of the efficient market hypothesis.
B)semistrong form of the efficient market hypothesis.
C)strong form of the efficient market hypothesis.
D)weak form of the efficient market hypothesis.
E)None of the above.

Question 39

A semistrong form efficient market is distinct from a weak form efficient market by:

A)incorporating only random movements in the price.
B)incorporating all publicly available information in the price.
C)incorporating inside information in the price.
D)All of the above.
E)None of the above.

Question 40

Financial managers must be cognizant of market efficiency because:

A)manipulating earnings by accounting changes does not fool the market.
B)timing security sales is futile because without private information the current price reflects all known information.
C)there is limited price pressure from any large sale of stock depressing prices only momentarily before recovering to prior levels.
D)All of the above.
E)None of the above.

Question 41

Do you think the lessons from capital market history will hold for each year in the future?
That is,as an example,if you buy small stocks will your investment always outperform
U.S.Treasury bonds?

Question 42

The average serial correlation,which indicates if there is a relationship between yesterday's return and today's return for the 100 largest companies is

A)positive,and large
B)not possible to calculate
C)zero
D)positive,but small
E)negative,but small

Question 43

Strong form market efficiency

A)accurately reflects all information,both public and private
B)only accurately reflects private information
C)reflects only public information
D)implies weak form market inefficiency
E)implies semi-strong form market inefficiency

Question 44

If the market is weak form efficient:

A)semistrong form efficiency holds.
B)strong form efficiency must hold.
C)semistrong form efficiency may hold.
D)markets are not weak form efficient.
E)None of the above.

Question 45

Suppose your cousin invests in the stock market and doubles her money in a single year while the market,on average,earned a return of only about 15%.Is your cousin's performance a violation of market efficiency?

Question 46

Explain why it is that in an efficient market,investments have an expected NPV of zero.

Question 47

In the five years after the offering,___ underperform matched control groups.

A)initial public offerings
B)seasoned equity offerings
C)bond offerings
D)A and B
E)A,B,and C

Question 48

In the three years prior to a forced departure of management,stock prices,adjusted for market performance,on average will:

A)decline about 20%.
B)decline about 40%.
C)decline about 60%.
D)remain stable.
E)increase about 20%.

Question 49

Why should a financial decision maker such as a corporate treasurer or CFO be concerned with market efficiency?

Question 50

Event studies have been used to examine:

A)IPOs,SEOs,and other equity issuances.
B)changes in earnings.
C)mergers and acquisitions.
D)most financial events.
E)All of the above.