Investment Management
A portfolio manager adds a new stock to a portfolio that has a correlation coefficient with the existing portfolio that is less than +1. If the new stock is added, the portfolio's standard deviation of returns will:
- Always decrease if the new stock has the same std deviation of return as existing portfolio
What is true regarding the selection of a portfolio from those that lie on the capital allocation line?
- More risk-averse investors will invest less in the optimal risky portfolio and more in the risk-free security than less risk-averse investors -investors choose the portfolio that maximizes their expected utility
In the mean-standard deviation graph, what is true regarding the indifference curve of a risk-averse investor
- it is the locus of portfolios that offer the same utility according to returns and std deviations.
The global minimum variance portfolio formed from two risky securities will be riskless when the correlation coefficient between the two securities is?
-1.0
For a two-stock portfolio, what would be the preferred correlation coefficient between the two stocks?
-1.00
Security X has expected return of 12% and standard deviation of 18%. Security Y has expected return of 15% and standard deviation of 26%. If the two securities have a correlation coefficient of 0.7, what is their covariance?
0.033 Cov(rX, rY) = (.7)(.18)(.26) = .0327
Given an optimal risky portfolio with expected return of 6% and standard deviation of 23% and a risk free rate of 3%, what is the slope of the best feasible CAL?
0.13 Slope = (6 - 3)/23 = .1304
Given an optimal risky portfolio with expected return of 12% and standard deviation of 26% and a risk free rate of 5%, what is the slope of the best feasible CAL?
0.27 Slope = (12 - 5)/26 = .2692
Given an optimal risky portfolio with expected return of 13% and standard deviation of 26% and a risk free rate of 5%, what is the slope of the best feasible CAL?
0.31 Slope = (13 - 5)/26 = .31
Given an optimal risky portfolio with expected return of 20% and standard deviation of 24% and a risk free rate of 7%, what is the slope of the best feasible CAL?
0.54 Slope = (20 - 7)/24 = .5417
What is a Market Order?
An order to buy/sell a stock immediately at the prevailing market price.
Market risk is also referred to as?
B. systematic risk, nondiversifiable risk
Diversifiable risk is also referred to as?
D. unique risk, firm-specific risk, unsystematic
Which of the following statement(s) is(are) false regarding the variance of a portfolio of two risky securities? I) The higher the coefficient of correlation between securities, the greater the reduction in the portfolio variance. II) There is a linear relationship between the securities' coefficient of correlation and the portfolio variance. III) The degree to which the portfolio variance is reduced depends on the degree of correlation between securities.
I and II
Which of the following statement(s) is(are) false regarding the selection of a portfolio from those that lie on the capital allocation line? I) Less risk-averse investors will invest more in the risk-free security and less in the optimal risky portfolio than more risk-averse investors. II) More risk-averse investors will invest less in the optimal risky portfolio and more in the risk-free security than less risk-averse investors. III) Investors choose the portfolio that maximizes their expected utility.
I only
When borrowing and lending at a risk-free rate are allowed, which capital allocation line (CAL) should the investor choose to combine with the efficient frontier? I) The one with the highest reward-to-variability ratio. II) The one that will maximize his utility. III) The one with the steepest slope. IV) The one with the lowest slope.
I, II, and III
The risk that can be diversified away in a portfolio is referred to as ___________. I) diversifiable risk II) unique risk III) systematic risk IV) firm-specific risk
I, II, and IV
Which of the following statement(s) is(are) true regarding the selection of a portfolio from those that lie on the capital allocation line? I) Less risk-averse investors will invest more in the risk-free security and less in the optimal risky portfolio than more risk-averse investors. II) More risk-averse investors will invest less in the optimal risky portfolio and more in the risk-free security than less risk-averse investors. III) Investors choose the portfolio that maximizes their expected utility.
II and III
Which of the following statement(s) is(are) true regarding the variance of a portfolio of two risky securities? I) The higher the coefficient of correlation between securities, the greater the reduction in the portfolio variance. II) There is a linear relationship between the securities' coefficient of correlation and the portfolio variance. III) The degree to which the portfolio variance is reduced depends on the degree of correlation between securities.
III only
What indexes are market-value weighted
NYSE and S&P 500
Which of the following is not a source of systematic risk?
Personnel changes
A market order has
Price uncertainty but not execution uncertainty
Firms and governments raise capital by issuing securities in the _________
Primary Market
The measure of risk in a Markowitz efficient frontier is:
Standard deviation of returns
The capital allocation line provided by a risk-free security and N risky securities is?
The line tangent to the efficient frontier of risky securities drawn from the risk-free rate
The individual investor's optimal portfolio is designated by:
The point of tangency with the indifference curve and the capital allocation line.
Which statement about portfolio diversification is correct?
Typically, as more securities are added to a portfolio, total risk would be expected to decrease at a decreasing rate.
A limit-buy order
Where investors specify prices at which they are willing to buy a security -if stock abc is selling at 50, a limit-buy order may instruct broker to buy if and when price falls below $45
An investor who wishes to form a portfolio that lies to the right of the optimal risky portfolio on the capital allocation line must:
borrow some money at the risk-free rate and invest in the optimal risky portfolio and invest only in risky securities
A statistic that measures how the returns of two risky assets move together is?
covariance and correlation
Consider an investment opportunity set formed with two securities that are perfectly negatively correlated. The global minimum variance portfolio has a standard deviation that is always?
equal to zero
Efficient portfolios of N risky securities are portfolios that?
have the highest rates of return for a given level of risk
Kurtosis is a measure of
how fat the tails of a distribution are and the normality of a distribution.
What is the expected return of a portfolio of risky securities?
is a weighted average of the securities' returns.
What is the variance of a portfolio of risky securities?
is the weighted sum of the securities' covariances
As the number of securities in a portfolio is increased, what happens to the average portfolio standard deviation?
it decreases at a decreasing rate
The line representing all combinations of portfolio expected returns and standard deviations that can be constructed from two available assets is called the?
portfolio opportunity set
The unsystematic risk of a specific security?
results from factors unique to the firm
Other things equal, diversification is most effective when?
securities' returns are negatively correlated.
In words, the covariance considers the probability of each scenario happening and the interaction between?
securities' returns relative to their mean returns.
Historical records regarding return on stocks, Treasury bonds, and Treasury bills between 1926 and 2012 show that
stocks offered investors greater rates of return than bonds and bills.
A two-asset portfolio with a standard deviation of zero can be formed when?
the assets have a correlation coefficient equal to negative one.
The standard deviation of a two-asset portfolio is a linear function of the assets' weights when?
the assets have a correlation coefficient equal to one
The separation property refers to the conclusion that?
the determination of the best risky portfolio is objective and the choice of the best complete portfolio is subjective.
Portfolio theory as described by Markowitz is most concerned with?
the effect of diversification on portfolio risk
When two risky securities that are positively correlated but not perfectly correlated are held in a portfolio?
the portfolio standard deviation will be less than the weighted average of the individual security standard deviations.
The efficient frontier of risky assets is?
the portion of the investment opportunity set that lies above the global minimum variance portfolio.
In a two-security minimum variance portfolio where the correlation between securities is greater than -1.0 ?
the security with the higher standard deviation will be weighted less heavily.
What is the standard deviation of a portfolio of risky securities?
the square root of the weighted sum of the securities' variances and covariances.
A limit-sell order
where investors specify prices at which they are willing to sell a security.