Final 504
Final 504
marks)
Question 2: Estimate the Cost of Capital (20 marks) W8
Question 3: Modigliani-Miller Proposition 1 and 2 – without tax
(20 marks) W9
Question 4: Modigliani-Miller Proposition 1 and 2 – with tax (20
marks) W9
Question 5: Risk and Diversification (20 marks)
Practice Questions Week 6 and 7
The realized return on the equity investment is 12%. The
1. The following table shows the one-year return distribution of
dividend yield is 10%.
Startup, Inc. Calculate
a. The expected return.
3. Using the data in the following table, calculate the return for
b. The standard deviation of the return. investing in Boeing stock (BA) from January 2, 2008, to January
2, 2009, and also from January 3, 2011, to January 3, 2012,
assuming all dividends are reinvested in the stock immediately.
Probability 40% 20% 20% 10% 10% Historical Stock and Dividend Data for Boeing
Returns -120% -85% -40% -30% 1000% Date Price Dividend Date Price Dividend
1/2/2008 86.62 1/3/2011 66.40
2/6/2008 79.91 0.40 2/9/2011 72.63 0.42
a.
5/7/2008 84.55 0.40 5/11/2011 79.08 0.42
E ( R )=−1.2 ( 0.4 )−0.85 ( 0.2 )−0.4 ( 0.20 )−0.3 ( 0.10 )+10 ( 0.1 ) =0.24=24 %
8/6/2008 65.40 0.40 8/10/2011 57.41 0.42
b. 11/5/2008 49.55 0.40 11/8/2011 66.65 0.42
Variance ( R )= [ (−1.2−0.24 )2 × 0.4 ]+ [ (−0.85−0.24 )2 ×0.2 ] + [ (−0.4−0.24 ) 2
×0.2 ] +
1/2/2009 45.25 [ (−0.3−0.24 ) 2
× 0.1 ] + [ ( 10−0.24 )2
×0.1 ]
1/3/2012 74.22
Variance ( R )=0.82944+0.23762+ 0.08192+ 0.02916+9.52576=0.018475
3/e # 2/e # Pick Up? Revised? New? Excel icon?
Standard deviation= √10.7039=3.2716=327.16 % 1 1x x
2 2x x
2. You bought a stock one year ago for $50 per share and sold it 3 3x
4 4x
today for $55 per share. It paid a $1 per share dividend today.
5 5x
a. What was your realized return? 6 6 x x
7 7x
b. How much of the return came from dividend yield and how 8 8 x x
much came from capital gain? 9 x
Compute the realized return and dividend yield on this equity 10 x
investment. 11 9x
12 10 x (problem text thx
13 11 x (problem text thx
a. 14 12 x (problem text the same but solution different
15 13 x (problem text thx
16 14 x
17 15 x (problem text thx
18 16 x (problem text thx
b. 19 17 x (problem text thx
6. How does the relationship between the average return and the
4. The last four years of returns for a stock are as follows: historical volatility of individual stocks differ from the
relationship between the average return and the historical
Year 1 2 3 4 volatility of large, well-diversified portfolios?
Return -4.4% +27.8% +11.6% +3.9% For large portfolios there is a relationship between returns and
volatility—portfolios with higher returns have higher volatilities.
For stocks, no clear relation exists.
a. What is the average annual return?
b. What is the variance of the stock’s returns? 7. Consider two local banks. Bank A has 100 loans outstanding,
c. What is the standard deviation of the stock’s returns? each for $1 million, that it expects will be repaid today. Each
loan has a 5% probability of default, in which case the bank is
a. not repaid anything. The chance of default is independent
−4.4 %+27.8 % +11.6 %+3.9 % across all the loans. Bank B has only one loan of $100 million
Average annual return= =9.73 %
4 outstanding, which it also expects will be repaid today. It also
b. has a 5% probability of not being repaid. Explain the difference
Variance of returns= (−0.044−0.0973 ) + ( 0.278−0.0973 ) + ( 0.116−0.0973 ) +between the type
)2 of risk each bank faces. Which bank faces less
2 2 2
( 0.039−0.0973
risk? Why?
Variance of returns=0.01996569+0.03265249+0.00034969+ 0.00339889=0.05637
The expected payoffs are the same, but bank A is less risky.
c.
Standard deviation of returns=
√0.05636676
4−1
=0.1371=13.71%
8. Consider the following two, completely separate, economies.
The expected return and volatility of all stocks in both
economies is the same. In the first economy, all stocks move
5. Using the data in Table 2 (in the Lecture Slides), together—in good times all prices rise together and in bad
times they all fall together. In the second economy, stock
a. What was the average annual return of Microsoft stock from returns are independent—one stock increasing in price has no
2005–2017? effect on the prices of other stocks. Assuming you are risk-
b. What was the annual volatility for Microsoft stock from averse and you could choose one of the two economies in
2005–2017? which to invest, which one would you choose? Explain.
A risk-averse investor would choose the economy in which stock
a. Average annual return returns are independent because this risk can be diversified away
=-0.9% + 15.8% + 20.8% –44.4% + 60.5% – 6.5% –4.5% + 5.8% in a large portfolio.
+ 44.3% + 27.6% + 22.7% + 15.1% + 40.7%) = 15.15%
b. Annual volatility of returns = 9. Explain why the risk premium of a stock does not depend on its
diversifiable risk.
Investors can costlessly remove diversifiable risk from their
portfolio by diversifying. They, therefore, do not demand a risk
premium for it.
10. Identify each of the following risks as most likely to be severe market downturn: (1) A $2000 investment in Hershey,
systematic risk or diversifiable risk: (2) a $1500 investment in Macy’s, or (3) a $1000 investment in
Amazon.
a. The risk that your main production plant is shut down due
For each 10% market decline,
to a tornado.
Hershey down 10%*0.33 = 3.3%,
b. The risk that the economy slows, decreasing demand for 3.3% × 2,000 = $66 loss;
your firm’s products. Macy’s down 10%*.75 = 7.5%,
c. The risk that your best employees will be hired away. 7.5% × 1,500 = $112.50 loss;
Amazon down 10%*1.62 = 16.2%,
d. The risk that the new product you expect your R&D division 16.2% × 1,000 = $162 loss;
to produce will not materialize. Amazon investment will lose most.
a. diversifiable risk
15. Suppose the market portfolio is equally likely to increase by
b. systematic risk
30% or decrease by 10%.
c. diversifiable risk
a. Calculate the beta of a firm that goes up on average by 43%
d. diversifiable risk when the market goes up and goes down by 17% when the
market goes down.
11. What is an efficient portfolio? b. Calculate the beta of a firm that goes up on average by 18%
An efficient portfolio is any portfolio that only contains systemic when the market goes down and goes down by 22% when
risk; it contains no diversifiable risk. the market goes up.
c. Calculate the beta of a firm that is expected to go up by 4%
12. What does the beta of a stock measure?
independently of the market.
Beta measures the amount of systemic risk in a stock
13. You turn on the news and find out the stock market has gone up a.
10%. Based on the data in Table 10.6, by how much do you
expect each of the following stocks to have gone up or down:
(1) Starbucks, (2) Tiffany & Co., (3) Hershey, and (4) McDonald’s. b.
Beta*10% c. A firm that moves independently has no systemic risk, so beta
Starbucks 8% =0
Tiffany & Co. 17.7%
Hershey 3.3%
McDonald’s 6.3%
14. Based on the data in Table 10.6, estimate which of the following
investments you expect to lose the most in the event of a
16. Suppose the risk-free interest rate is 4%. 18. Why don’t all investors hold Autodesk’s stock rather than
Hershey’s stock?
a. i. Use the beta you calculated for the stock in Problem 33(a)
Hershey’s stock has less market risk, so investors don’t need as
to estimate its expected return.
high an expected return to hold it. Hershey’s stock will perform
ii. How does this compare with the stock’s actual expected much better in a market downturn.
return?
b. i. Use the beta you calculated for the stock in Problem 33(b) 20. Consider an economy with two types of firms, S and I. S firms all
to estimate its expected return. move together. I firms move independently. For both types of
firms, there is a 60% probability that the firms will have a 15%
ii. How does this compare with the stock’s actual expected return and a 40% probability that the firms will have a −10%
return? return. What is the volatility (standard deviation) of a portfolio
a. E[RM] = ½ (30%) + ½ (–10%) = 10% that consists of an equal investment in 20 firms of (a) type S,
and (b) type I?
i.. E[R] = 4% + 1.5 (10% – 4%) = 13%
ii. Actual Expected return = a.
(43% – 17%) / 2 = 13%
b. i. E[R] = 4% – 1(10% – 4%) = –2%
Because all S firms in the portfolio move together there is no
ii. Actual l expected Return = diversification benefit. So the standard deviation of the
(–22% + 18%) / 2 = –2% portfolio is the same as the standard deviation of the stocks—
12.25%.
$ 1.75 billion
Number of new shares ¿ be issued= =37.105 milion
$ 47.16
b. Repurchase shares 53.33 remain. Value is
b. You can undo the effect of the decision by borrowing to buy
additional shares, in the same proportion as the firm’s
actions, thus re-levering your own portfolio. In this case you
should buy 37.105 million new shares and borrow 37.105 x 10. Explain what is wrong with the following argument: “If a firm
$47.16 = $1,792.08. issues debt that is risk free, because there is no possibility of
default, the risk of the firm’s equity does not change. Therefore,
risk-free debt allows the firm to get the benefit of a low cost of
9. Zetatron is an all-equity firm with 100 million shares
capital of debt without raising its cost of capital of equity.”
outstanding, which are currently trading for $7.50 per share. A
month ago, Zetatron announced it will change its capital
Any leverage raises the equity cost of capital. In fact, risk-free
structure by borrowing $100 million in short-term debt,
leverage raises it the most (because it does not share any of the
borrowing $100 million in long-term debt, and issuing $100
risk).
million of preferred stock. The $300 million raised by these
issues, plus another $50 million in cash that Zetatron already
has, will be used to repurchase existing shares of stock. The
transaction is scheduled to occur today. Assume perfect capital
markets.
a. What is the market value balance sheet for Zetatron
12. Hardmon Enterprises is currently an all-equity firm with an
11. Consider the entrepreneur described in Example 1 (in Lecture expected return of 12%. It is considering a leveraged
slides). Suppose she funds the project by borrowing $750 rather recapitalization in which it would borrow and repurchase
than $500. existing shares.
a. According to MM Proposition I, what is the value of the a. Suppose Hardmon borrows to the point that its debt-equity
equity? What are its cash flows if the economy is strong? ratio is 0.50. With this amount of debt, the debt cost of
What are its cash flows if the economy is weak? capital is 5%. What will the expected return of equity be
after this transaction?
b. What is the return of the equity in each case? What is its
expected return? b. Suppose instead Hardmon borrows to the point that its
debt-equity ratio is 1.50. With this amount of debt,
c. What is the risk premium of equity in each case? What is the
Hardmon’s debt will be much riskier. As a result, the debt
sensitivity of the levered equity return to systematic risk?
cost of capital will be 7%. What will the expected return of
How does its sensitivity compare to that of unlevered
equity be in this case?
equity? How does its risk premium compare to that of
unlevered equity? c. A senior manager argues that it is in the best interest of the
shareholders to choose the capital structure that leads to
d. What is the debt-equity ratio of the firm in this case?
the highest expected return for the stock. How would you
e. What is the firm’s WACC in this case? respond to this argument?
E D
r WACC =r U = r E+ r
E+ D E +D D
1 0.58
r WACC =10.2 %= ( 15.2 % )+ r
1+ 0.58 1+0.58 D
10.2 %=0.6329 ( 15.2 % ) +0.3671 r D
10.2 %=9.62 %+ 0.3671r D
14. Global Pistons (GP) has common stock with a market value of 0.58 %=0.3671 r D
$200 million and debt with a value of $100 million. Investors 0.58 %
expect a 15% return on the stock and a 6% return on the debt. r D= =1.58 %
0.3671
Assume perfect capital markets.
a. Suppose GP issues $100 million of new stock to buy back the 16. Hartford Mining has 50 million shares that are currently trading
debt. What is the expected return of the stock after this for $4 per share and $200 million worth of debt. The debt is risk
transaction? free and has an interest rate of 5%, and the expected return of
Hartford stock is 11%. Suppose a mining strike causes the price
b. Suppose instead GP issues $50 million of new debt to
of Hartford stock to fall 25% to $3 per share. The value of the
repurchase stock.
risk-free debt is unchanged. Assuming there are no taxes and
i. If the risk of the debt does not change, what is the the risk (unlevered beta) of Hartford’s assets is unchanged,
expected return of the stock after this transaction? what happens to Hartford’s equity cost of capital?
ii. If the risk of the debt increases, would the expected
return of the stock be higher or lower than in part (i)?
.
a. .
b. i.
ii. if rd is higher, re is lower. The debt will share some of the
risk.
17. Mercer Corp. has 10 million shares outstanding and $100
million worth of debt outstanding. Its current share price is $75.
Mercer’s equity cost of capital is 8.5%. Mercer has just
announced that it will issue $350 million worth of debt. It will
use the proceeds from this debt to pay off its existing debt, and
use the remaining $250 million to pay an immediate dividend.
Assume perfect capital markets.
a. Estimate Mercer’s share price just after the recapitalization
is announced, but before the transaction occurs.
b. Estimate Mercer’s share price at the conclusion of the
transaction. (Hint: use the market value balance sheet.)
c. Suppose Mercer’s existing debt was risk-free with a 4.25%
expected return, and its new debt is risky with a 5%
expected return. Estimate Mercer’s equity cost of capital
after the transaction.
a. MM => no change, $75
b. Initial enterprise value = 75 10 + 100 = 850 million
New debt = 350 million
E = 850 – 350 = 500
Share price = 500/10 = $50
c. Ru = (750/850) 8.5% + (100/850) 4.25% = 8%
Re = 8% + 350/500(8% – 5%) = 10.1%
Practice Question Week 10 b. Free cash flow is not affected by interest expenses.
1. Pelamed Pharmaceuticals has EBIT of $347 million in 2018. In 3. Suppose the corporate tax rate is 40%. Consider a firm that
addition, Pelamed has interest expenses of $147 million and a earns $2500 before interest and taxes each year with no risk.
corporate tax rate of 30%. The firm’s capital expenditures equal its depreciation expenses
each year, and it will have no changes to its net working capital.
a. What is Pelamed’s 2018 net income? The risk-free interest rate is 4%.
b. What is the total of Pelamed’s 2018 net income and interest a. Suppose the firm has no debt and pays out its net income as
payments? a dividend each year. What is the value of the firm’s equity?
c. If Pelamed had no interest expenses, what would its 2018 b. Suppose instead the firm makes interest payments of $1600
net income be? How does it compare to your answer in part per year. What is the value of equity? What is the value of
b? debt?
d. What is the amount of Pelamed’s interest tax shield in c. What is the difference between the total value of the firm
2018? with leverage and without leverage?
a. Net Income=EBIT−Interest −Taxes d. The difference in part (c) is equal to what percentage of the
value of the debt?
Net Income=$ 347 million−$ 147 million × ( 1−0.3 )=$ 140 million
b. Net Income+ Interest a. Net income=$ 2,500 × ( 1−0.4 )=$ 1,500
$ 140 million+ $ 147 million=$ 287 million Thus, equity holders receive dividends of $1,500 per year with
c. Net Income=EBIT−Interest −Taxes no risk.
Net Income=$ 347 million × ( 1−0.3 )=$ 242.9 million $ 1,500
E= =$ 37,500
This is $287 million – $242.9 million = $44.1 million lower 0.04
than part (b). b. Net income=( $ 2,500−$ 1,600 ) × ( 1−0.4 ) =$ 540
$ 540
d. Interest tax shield =$ 147 million ×0.3=$ 44.1 million E= =$ 13,500
0.04
Value of equity is $13,500.
2. Grommit Engineering expects to have net income next year of
$ 1,600
$20.75 million and free cash flow of $22.15 million. Grommit’s Value of debt= =$ 40,000
0.04
marginal corporate tax rate is 20%.
c. V L=V U + PV ( Interest Tax Shield )
a. If Grommit increases leverage so that its interest expense V L=$ 13,500+ $ 40,000=$ 53,500
rises by $1 million, how will its net income change? Difference between total value of the firm with leverage and
b. For the same increase in interest expense, how will free without leverage
cash flow change? $53,500 - $37,500 = $16,000
$ 16,000
a. Net income will fall by the after-tax interest expense to d. =0.4=40 % corporate tax rate
$ 40,000
million.
b. What is the present value of the interest tax shield,
assuming its risk is the same as the loan?
c. Suppose instead that the interest rate on the debt is 5%.
What is the present value of the interest tax shield in this
4. Braxton Enterprises currently has debt outstanding of $35 case?
million and an interest rate of 8%. Braxton plans to reduce its
debt by repaying $7 million in principal at the end of each year a. Interest tax shield million
for the next five years. If Braxton’s marginal corporate tax rate
is 25%, what is the interest tax shield from Braxton’s debt in
b. PV(Interest tax shield) million
each of the next five years?
c. Interest tax shield = $10 × 5% × 21% = $0.105 million.
Year 0 1 2 3 4 5
million.
Debt 35 28 21 14 7 0
Interest 2.80 2.24 1.68 1.12 0.56
Tax Shield 0.70 0.56 0.42 0.28 0.14 7. Ten years have passed since Arnell issued $10 million in
perpetual interest only debt with a 6% annual coupon, as in
Problem 6. Tax rates have remained the same at 35% but
5. Your firm currently has $100 million in debt outstanding with a interest rates have dropped so Arnell’s current cost of debt
10% interest rate. The terms of the loan require the firm to capital is 4%.
repay $25 million of the balance each year. Suppose that the a. What is Arnell’s annual interest tax shield?
marginal corporate tax rate is 25%, and that the interest tax
shields have the same risk as the loan. What is the present b. What is the present value of the interest tax shield today?
value of the interest tax shields from this debt?
a. Solution Interest tax shield million
Year 0 1 2 3 4 5
Debt 100 75 50 25 0 0
Interest 10 7.5 5 2.5 0 b. Solution PV(Interest tax shield) million.
Tax Shield 2.50 1.88 1.25 0.63 0 Alternatively, new market value of debt is D = (10 .06)/.04 =
PV $5.19 $15 million. Tc D = 21% 15 = $3.15 million.
6. Arnell Industries has just issued $10 million in debt (at par). The
firm will pay interest only on this debt. Arnell’s marginal tax
rate is expected to be 21% for the foreseeable future.
a. Suppose Arnell pays interest of 6% per year on its debt.
What is its annual interest tax shield?
E D
b. r WACC = r + r ( 1−τ c )
8. Bay Transport Systems (BTS) currently has $30 million in debt E+ D E E+ D D
outstanding. In addition to 6.5% interest, it plans to repay 5% of
the remaining balance each year. If BTS has a marginal 2.2 1.1
r WACC = ( 12 % ) + ( 6 % ) ( 1−0.4 )=9.2 %
corporate tax rate of 25%, and if the interest tax shields have 2.2+1.1 2.2+1.1
the same risk as the loan, what is the present value of the
interest tax shield from the debt? 11. Rumolt Motors has 68 million shares outstanding with a price of
Interest tax shield in year 1 = $30 × 6.5% × 25% = $0.49 million. $28 per share. In addition, Rumolt has issued bonds with a total
As the outstanding balance declines, so will the interest tax current market value of $2149 million. Suppose Rumolt’s equity
shield. Therefore, we can value the interest tax shield as a cost of capital is 15%, and its debt cost of capital is 11%.
growing perpetuity with a growth rate of g = –5% and r = 6.5%: a. What is Rumolt’s pre-tax weighted average cost of capital?
b. If Rumolt’s corporate tax rate is 38%, what is its after-tax
million
weighted average cost of capital?
9. Safeco Inc. has no debt, and maintains a policy of holding $10 a. Market value of equity = $28 per share x 68 million shares =
million in excess cash reserves, invested in risk-free Treasury $1,904 million
securities. If Safeco pays a corporate tax rate of 21%, what is E D
r WACC = r E+ r
the cost of permanently maintaining this $10 million reserve? E+ D E+ D D
(Hint: what is the present value of the additional taxes that
Safeco will pay?) 1,904 2,149
r WACC = ( 15 % ) + ( 11% )=12.88 %
D = –$10 million (negative debt) 1,904+2,149 1,904+ 2,149
So PV(Interest tax shield) = Tc D = –$2.1 million.
This is the present value of the future taxes Safeco will pay on the E D
b. r WACC = r E+ r ( 1−τ c )
interest earned on its reserves. E+ D E+ D D
10. Rogot Instruments makes fine violins and cellos. It has $1.1 1,904 2,149
r WACC = ( 15 % ) + ( 11% )( 1−0.38 )=10.6
million in debt outstanding, equity valued at $2.2 million, and 1,904+2,149 1,904+ 2,149
pays corporate income tax at a rate of 40%. Its cost of equity is
12% and its cost of debt is 6%. 12. Summit Builders has a market debt-equity ratio of 0.65 and a
corporate tax rate of 25%, and it pays 7% interest on its debt.
a. What is Rogot’s pre-tax WACC?
The interest tax shield from its debt lowers Summit’s WACC by
b. What is Rogot’s (effective after-tax) WACC? what amount?
E D
a. r WACC = r + r
E+ D E E+ D D
.
2.2 1.1 Therefore, WACC = Pretax WACC – 0.394(7%)(0.25) = Pretax
r WACC = ( 12 % ) + ( 6 % )=10 %
2.2+1.1 2.2+1.1 WACC – 0.69%
So, it lowers it by 0.69%.
15. Acme Storage has a market capitalization of $140 million and
debt outstanding of $94 million. Acme plans to maintain this
same debt-equity ratio in the future. The firm pays an interest
rate of 7.8% on its debt and has a corporate tax rate of 38%.
13. NatNah, a builder of acoustic accessories, has no debt and an a. If Acme’s free cash flow is expected to be $14.04 million
equity cost of capital of 15%. Suppose NatNah decides to next year and is expected to grow at a rate of 6% per year,
increase its leverage and maintain a market debt-to-value ratio what is Acme’s WACC?
of 0.5. Suppose its debt cost of capital is 9% and its corporate
tax rate is 21%. If NatNah’s pretax WACC remains constant, b. What is the value of Acme’s interest tax shield?
what will its (effective after-tax) WACC be with the increase in
leverage? FCF
a. V L=E + D=
WACC−g
V L=$ 140 million +$ 94 million=$ 234 million
14.04
234=
WACC−0.06
14. Restex maintains a debt-equity ratio of 0.85, and has an equity 234 WACC −14.04=14.04
cost of capital of 12%, and a debt cost of capital of 7%. Restex’s 234 WACC =14.04+14.04
corporate tax rate is 25%, and its market capitalization is $220 234 WACC =28.08
million. 28.08
WACC = =0.12=12 %
a. If Restex’s free cash flow is expected to be $10 million in 234
one year, what constant expected future growth rate is
consistent with the firm’s current market value? D
b. Pretax WACC =WACC + r τ
E+ D D c
b. Estimate the value of Restex’s interest tax shield. 94
Pretax WACC =12 %+ ( 7.8 % )( 0.38 )=13.19 %
Answer: 140+94
FCF $ 14.04
V U= = =$ 195.25
pretax WACC −g 0.1319−0.06
16. Milton Industries expects free cash flow of $5 million each year.
a.
Milton’s corporate tax rate is 21%, and its unlevered cost of
capital is 15%. The firm also has outstanding debt of $19.05
million, and it expects to maintain this level of debt
permanently.
a. What is the value of Milton Industries without leverage?
b.
b. What is the value of Milton Industries with leverage?
Answer: a. Assets = Equity = $7.50 × 20 = $150 million
b. Assets = 150 (existing) + 50 (cash) + 25% × 50 (tax shield) =
a. $212.5 million
c. E = Assets – Debt = 212.50 – 50 = $162.5 million. Share price
b.
17. Suppose Microsoft has 8.15 billion shares outstanding and pays Kurz will repurchase million shares.
a marginal corporate tax rate of 37%. If Microsoft announces
d. Assets = 150 (existing) + 25% 50 (tax shield) = $162.5 million
that it will payout $52 billion in cash to investors through a
combination of a special dividend and a share repurchase, and if Debt = $50 million
investors had previously assumed Microsoft would retain this E = A – D = 162.5 – 50 = $112.5 million
excess cash permanently, by how much will Microsoft’s share
price change upon the announcement?
Share price (difference due to
Reducing cash is equivalent to increasing leverage by $52 billion. rounding).
PV of tax savings = 37% x $52 billion = $19.24 billion, or $19.24/
8.15 = $2.36 per share price increase.
Share price
d. From (b), fair value of the shares prior to repurchase is $2.71.