162
PA R T I I
Financial Markets
10. If my broker has been right in her five previous buy
and sell recommendations, should I continue listen-
ing to her advice?
*11. Can a person with rational expectations expect the
price of a share of Google to rise by 10% in the next
month?
12. If most participants in the stock market do not fol-
low what is happening to the monetary aggregates,
prices of common stocks will not fully reflect infor-
mation about them. Is this statement true, false, or
uncertain? Explain your answer.
*13. An efficient market is one in which no one ever
profits from having better information than the rest.
Is this statement true, false, or uncertain? Explain
your answer.
14. If higher money growth is associated with higher
future inflation and if announced money growth
turns out to be extremely high but is still less than
the market expected, what do you think would hap-
pen to long-term bond prices?
*15. Foreign exchange rates, like stock prices, should
follow a random walk. Is this statement true, false,
or uncertain? Explain your answer.
16. Can we expect the value of the dollar to rise by 2%
next week if our expectations are rational?
*17. Human fear is the source of stock market crashes,
so these crashes indicate that expectations in the
stock market cannot be rational. Is this statement
true, false, or uncertain? Explain your answer.
1. Compute the price of a share of stock that pays a $1-
per-year dividend and that you expect to be able to
sell in one year for $20, assuming you require a 15%
return.
*2. After careful analysis, you have determined that a
firm s dividends should grow at 7% on average in
the foreseeable future. Its last dividend was $3.
Compute the current price of this stock, assuming
the required return is 18%.
3. If the public expects a corporation to lose $5 a share
this quarter and it actually loses $4, which is still the
largest loss in the history of the company, what does
the efficient market hypothesis say will happen to the
price of the stock when the $4 loss is announced?
*4. An index has an average (geometric) mean return
over 20 years of 3.8861%. If the beginning index
value was 100, what was the final index after 20
years?
CANSIM Question
5. Get the monthly data from 1956 to 2009 on the S&P
TSX Composite Index (CANSIM series V122620)
from
the
Textbook
Resources
area
of
the
MyEconLab.
a. Present a time series plot of this series and com-
ment on its long-run movements.
b. Calculate the mean and standard deviation as
well as the maximum and minimum values for
this series.
c. Which were the worst and best years in terms of
the stock market?
d. Calculate monthly changes and plot the new
series. Does the magnitude of the changes in the
index increase towards the end of the sample?
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