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PROBLEM SET ASSIGNMENT 9
KINJAL DESAI
FIN627 INVESTMENT MANAGEMENT
Stevens Institute of Technology
–
Fall 2023
1 |
P a g e
CHAPTER : 8
Q.7: Consider the following two regression lines for stocks A and B in the following figure:
a)
Which stock has higher firm-specific risk?
→
The stock security characteristic lines (SCL) are shown in the two illustrations. Because Stock A's
observations deviate more from the SCL than Stock B's do, Stock A has a higher firm-specific risk. Each
observation's vertical distance from the SCL is used to calculate deviations.
b)
Which stock has greater systematic (market) risk?
→
The systematic risk metric, or beta, is the slope of the SCL. Because Stock B's SCL is steeper, there is a
higher systematic risk associated with Stock B.
c)
Which stock has higher R²?
→
The ratio of the explained variance of the stock's return to the overall variance, which is the sum of
the explained variance and the unexplained variance (the stock's residual variance), is known as the
SCL's R2, or squared correlation coefficient:
)
(
σ
σ
β
σ
β
2
2
2
2
2
2
i
M
i
M
i
e
R
+
=
→
Given that Stock B's beta is higher and its explained variance (which is
2
2
σ
β
M
B
) is higher than Stock
A's, along with a smaller residual variance (
2
(
)
B
e
), Stock B's R2 is higher than Stock A's.
d)
Which stock has higher alpha?
→
The SCL's intercept with the predicted return axis is known as alpha. Because Stock B has a negative
alpha and Stock A has a modest positive alpha, Stock A has a bigger alpha.
e)
Which stock has the highest correlation with the market?
→
Since the correlation coefficient may be calculated using the square root of R2, Stock B has a stronger
correlation with the market.
2 |
P a g e
Q.8: Consider the two (excess return) index model regression results:
For A:
For B:
RA=1%+1.2RM
R-square=0.576
RB=-2%+0.8RM
R-square=0.436
Residual standard deviation=10.3%
Residual standard deviation =9.1%
a)
Which stock has more firm-specific risk?
→
The residual standard deviation is used to calculate firm-specific risk. Stock A therefore has a higher
firm-specific risk: 10.3% is higher than 9.1%.
b)
Which has greater market risk?
→
Beta, the regression's slope coefficient, is used to quantify market risk. A's beta coefficient is higher:
1.2 is greater than 0.8.
c)
For which stock does market movement explain a greater fraction of return variability?
→
R2 calculates the percentage of the return's entire variance that can be attributed to the market
return. The R2 of A exceeds that of B: 0.436 < 0.576
d)
If rf were constant at 6% and the regression had been run using total rather than excess returns,
what would have been the regression intercept for stock A?
→
Replacing excess return (R) with total return (r) in the SCL equation:
(
)
(1
)
A
f
M
f
A
f
M
r
r
r
r
r
r
r
−
=
+
−
=
+
−
+
→
At this point, the intercept equals:
(1
)
1%
(1
1.2)
f
f
r
r
+
−
=
+
−
→
The intercept would be as follows since rf = 6%:
1%
6%(1
1.2)
1%
1.2%
0.2%
+
−
=
−
= −
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Related Questions
Subject: Financia; strategy & policy
Question No 2 (part i)
Answer the following.
i) Consider the following information for three stocks, Stocks X, Y, and Z. The returns on the three stocks are positively correlated, but they are not perfectly correlated. (That is, each of the correlation coefficients is between 0 and 1.)
Stock
Expected return
Standard deviation
beta
X
9.00%
15%
0.8
Y
10.75
15
1.2
Z
12.50
15
1.6
Fund Q has one-third of its funds invested in each of the three stocks. The risk-free rate is 5.5%, and the market is in equilibrium. (that is, required returns equal expected returns.)
a) What is the market risk premium (rM – rRF)?
b) What is the beta of Fund Q?
c) What is the expected return of Fund Q?
d) Would you expect the standard deviation of Fund Q to be less than 15%, equal to 15%, or greater than 15%? Explain.
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Sh19
Please help me.
Solution
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QUESTION 1
Exhibit 5.5
USE THE INFORMATION BELOW FOR THE FOLLOWING PROBLEM(S)
Stock
Rit
Rmt
ai
Beta
A
10.6
15
0
0.8
Z
9.8
8.0
0
1.1
Rit = return for stock i during period t
Rmt = return for the aggregate market during period t
Refer to Exhibit 5.5. What is the abnormal rate of return for Stock A during period t using only the aggregate market return (ignore differential systematic risk)?
a.
4.40
b.
−1.70
c.
3.40
d.
−4.40
e.
−1.86
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Q#10: Chapter 08: The index model has been estimated for stocks A and B with the following results:
RA= 0.01 +0.5RM + eA.
RB = 0.02 + 1.3RM + eB.
OM = 0.25; σ(EA) = 0.20; σ(eB) = 0.10.
a.
b.
The covariance between the returns on stocks A and B is
The standard deviation for stock A is
The standard deviation for stock B is
C.
d. Discuss the advantages of the single-index model over the Markowitz model.
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Question 1Fill the parts in the above table that are shaded in yellow. You will notice that there are nineline items.
Question 2 Using the data generated in the previous question (Question 1)a) Plot the Security Market Line b) Superimpose the CAPM’s required return on the SML c) Indicate which investments will plot on, above and below the SML?d) If an investment’s expected return (mean return) does not plot on the SML, what doesit show? Identify undervalued/overvalued investments from the graph
arrow_forward
K
(Expected rate of return and risk) Syntex, Inc. is considering an investment in one of two common stocks. Given the information that follows, which investment is better, based on the risk (as
measured by the standard deviation) and return?
Common Stock A
Probability
0.20
0.60
0.20
Common Stock B
Return
13%
17%
18%
Probability
0.10
0.40
0.40
0.10
(Click on the icon in order to copy its contents into a spreadsheet.)
Return
-7%
5%
16%
21%
www
a. Given the information in the table, the expected rate of return for stock A is 16.40 %. (Round to two decimal places.)
The standard deviation of stock A is 1.74 %. (Round to two decimal places.)
b. The expected rate of return for stock B is 9.8 %. (Round to two decimal places.)
The standard deviation for stock B is 6.12 %. (Round to two decimal places.)
arrow_forward
Q1: Explain the meaning and significance of a stock's beta coefficient. Illustrate your explanation by drawing, on
one graph, the characteristic lines for stocks with low, average, and high risk. (Hint: Let your three characteristic
lines intersect at r_i=r_m=6%, the assumed risk-free rate.)
Q2: Define the following terms, using graphs or equations to illustrate your answers where feasible.
a) Risk, stand-alone risk b) Expected rate of return c) standard deviation, variance d) risk premium for stock i,
market risk premium e) Capital Asset Pricing Model (CAPM)
f) Expected return on a portfolio g) market risk, diversifiable risk h) Beta i) Security Market Line; SML equation j)
Slope of SML and its relationship to risk aversion.
Q3. Differentiate between (a) stand-alone risk and (b) risk in a portfolio context. How are they measured, and are
both concepts relevant for investors?
Q4. Can an investor eliminate market risk from a portfolio of common stocks? How many stocks must a portfolio…
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Problem 8.13 (CAPM, Portfolio Risk, and Return)
Consider the following information for stucks
A, B, and C. The returns on the three stocks
positively correlated, but they are not perfectly
correlated. That is, each of the correlation
Coefficients is between 0 and 1₁)
ame
Stock Expected Return Stendanction Beta
A
6.25%
15%
0.7
B
7.50
15
8.50
15
C
112
1.6
Find P has one-third of its funds invested of
each of the three stocks. The risk-free rate
is 4.5%, and the market is in equilibrium. (That
is required returns equal expected returns)
a) What is the market risk premium (YM-XRF)?
5) What is the beta of Fund P?
c) What is the required return of Fund P?
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Question 1 Fill the parts in the above table that are shaded in yellow. You will notice that there are nineline items.
Question 2Using the data generated in the previous question (Question 1);a) Plot the Security Market Line (SML) b) Superimpose the CAPM’s required return on the SML c) Indicate which investments will plot on, above and below the SML? d) If an investment’s expected return (mean return) does not plot on the SML, what doesit show? Identify undervalued/overvalued investments from the graph
arrow_forward
A
1 Data for Two Stocks
2
3
B
C
D
E
F
G
H
J
K
2. Use the Excel file Data for Two Stocks to determine the following:
a. Using EXCEL's Data Table Feature, create a one-way data table that determines the
different means and standard deviations for portfolios consisting of combinations of
Stock A and Stock B by varying the correlation coefficient value between Stock A and
Stock B through the full range of possible correlation coefficient values. Use increments
of 0.10 for the possible correlation coefficient values.
b. Graph the correlation coefficients, the means, and the standard deviations of the
portfolios from the one-way data table. Be sure to include a title for the graph and label
the axes.
c. Use Excel's Text Box Feature to explain how the portfolio means are affected by
changing the correlation coefficient values.
d. Use Excel's Text Box Feature to explain how the portfolio standard deviations are
affected by changing the correlation coefficient values.
4
5 Expected return
A
B…
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USE THE INFORMATION BELOW FOR THE FOLLOWING PROBLEM
Stock
Rit
Rmt
ai
Beta
C
12
10
0
0.8
E
10
8
0
1.1
Rit = return for stock i during period t
Rmt = return for the aggregate market during period t
What is the abnormal rate of return for Stock C during period t using only the aggregate market return (ignore differential systematic risk)?
arrow_forward
b. Consider the following information about three stocks:
Probability of
State of
i.
ii.
iii.
iv.
State of
Economy
V.
Boom
Recession
Economy
0.40
0.60
From the information given, you are required to answer the following questions.
Compute the Standard Deviation for each stock.
Compute the Coefficient Variation for each stock.
Based on your computation in part (i) and (ii), which stock is riskier? Explain your
answer.
Rate of Return if State Occurs
Stock Hang
Stock Hang
Jebat
7%
13%
Tuah
28%
(5%)
Stock Hang
Kasturi
15%
3%
Assume that you have RM14,000 invested in Stock Hang Jebat whose beta is 1.5,
RM19,000 invested in Stock Hang Kasturi whose beta is 2.5 and RM17,000 invested
in Stock Hang Tuah whose beta is 1.6. Determine what is the beta of this portfolio.
Based on your answer in part (iv), compute the required rate of return for this portfolio,
given that the market rate of return is 13% and risk-free rate is 5%.
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V1
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2
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Heer
Don't upload any image please
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Problem 1
You are given the following information about stock X and the market portfolio, M:
Riskless Asset (f)
Stock X
Market Portfolio (M)
E(r)
0.04 (4%)
?
0.10
σ
0.00
0.30
0.20
You are not given the expected return of stock X. The correlation of the returns on the stock X and
the market portfolio is equal to 0.4.
a) What is the beta (6) of stock X?
b) Assuming the CAPM holds, what is the expected return on stock X?
c) You have $1,000 to invest in some combination of the risk-free asset, stock X, and the market
portfolio. You are thinking of investing $300 in the risk free asset, $400 in stock X, and $300
in the market portfolio. What is the overall expected return, standard deviation and beta of
this portfolio?
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stions Problem 8.13 (CAPM, Portfolio Risk, and Return)
eBook
Problem Walk-Through
Question 11 of 15▸
Check My Work
Consider the following information for stocks A, B, and C. The returns on the three stocks are positively correlated, but they are not perfectly correlated. (That is,
each of the correlation coefficients is between 0 and 1.)
Stock Expected Return Standard Deviation Beta
A
8.50%
16%
0.8
C
9.25
10.75
16
16
1.1
1.7
Fund P has one-third of its funds invested in each of the three stocks. The risk-free rate is 6.5%, and the market is in equilibrium. (That is, required returns equal
expected returns.)
a. What is the market risk premium (rM - TRF)? Round your answer to one decimal place.
%
b. What is the beta of Fund P? Do not round intermediate calculations. Round your answer to two decimal places.
c. What is the required return of Fund P? Do not round intermediate calculations. Round your answer to two decimal places.
%
d. What would you expect the standard deviation of Fund P…
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help please answer in text form with proper workings and explanation for each and every part and steps with concept and introduction no AI no copy paste remember answer must be in proper format with all working!
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Y8
Please answer
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b) Suppose that you observe the following information in Table 2 for stocks A and B:
Table 2
Expected Return
(%)
11%
Stock
Beta
A
0.8
В
14%
1.5
The risk-free rate of return is 6% and the expected rate of return on the market index
is 12%. Using the Single-Index Model, calculate the alpha of both stocks. Show your
calculations. Explain what the alpha of the single-factor model represents and interpret
your results.
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None
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Exercises:
a. The standard deviation of returns is 0.30 for Stock A and 0.20 for Stock B. The covariance between
the returns of A and B is 0.006. The correlation of returns between A and B is:
b. Explain the differences between systemic risk and unsystematic risk, give additional examples
c. Compare and contrast the Capital Market Line and Security Market Line
d.
The covariance of the market's returns with the stock's returns is 0.008. The standard deviation of
the market's returns is 0.08, and the standard deviation of the stock's returns is 0. 11. What is the
correlation coefficient of the returns of the stock and the returns of the market?
e. According to the CAPM, what is the required rate of return for a stock with a beta of 0.7, when the
risk-free rate is 7% and the expected market rate of return is 14%
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Q6
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answer completely for upvote
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The beta coefficient
A stock’s contribution to the market risk of a well-diversified portfolio is called Q1. ______risk. It can be measured by a metric called the beta coefficient, which calculates the degree to which a stock moves with the movements in the market.
Q2. Based on your understanding of the beta coefficient, indicate whether each statement in the following table is true or false:
Statement
True
False
Over time, a stock with a beta of 1.0 produces a return that goes up and down with a 1:1 relationship with the return on the market.
Beta measures the volatility in stock movements relative to the market.
A stock that is more volatile than the market will have a beta of less than 1.0.
Q1. Option 1 Unsystematic or Option 2 Relevant.
Please provide true or false answers. Thank you!
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Finance
ISBN:9780077861759
Author:Stephen A. Ross Franco Modigliani Professor of Financial Economics Professor, Randolph W Westerfield Robert R. Dockson Deans Chair in Bus. Admin., Jeffrey Jaffe, Bradford D Jordan Professor
Publisher:McGraw-Hill Education