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Shirley Johnson, portfolio manager, has asked you to analyze a newly acquired portfolio to determine its mean value and variability. The portfolio consists of 50 shares of Xylophone Music and 40 shares of Yankee Workshop. Analysis of past history indicates that the share price of Xylophone Music has a mean of 25 and a variance of 121. A similar analysis indicates that Yankee has a mean share price of 40 with a variance of 225. Your best evidence indicates that the share prices have a correlation of +0.5.
a. Compute the mean and variance of the portfolio.
b. Suppose that the correlation between share prices was actually -0.5. Now what are the mean and variance of the portfolio?
A piece of equipment costing $57,500 is being considered for a production process at Dew Chemicals. The expected benefits per year are $4,500 and estimated salvage value is $10,000. Determine the rate of return the company can get in this equipment p..
Suppose production function for noodle soup at Slurping Turtle is Q =4k^1/2 L^1/2. They currently own 4 units of capital and are not able to change this during the short run. The rental rate of capital is $10 and the wage rate is $20. Suppose Slurpin..
Suppose that in 1984 the total output in a single-good economy was 7,000 buckets of chicken and the price of each bucket of chicken was $15. In 2005 the price per bucket of chicken was $20 and 23,000 buckets were produced. Determine the GDP price ind..
Identify the point on the budget constraint this worker has chosen. Explain how much is he working per day.
If public opinion surveys show that the majority of Americans regard inflation as a more serious threat than unemployment: Does this imply that the majority of Americans would rather be unemployed in a period of stable prices than employed in a time ..
Microeconomics is considered to be the study of scarce resources (Perloff, 2007). Here, consumers (both individuals and organizations) must make allocation decisions.
Which of the following best characterizes changes in the U.S. long-run aggregate supply curve during the past 50 years (taking into account that the economy has acquired better technology)?
Suppose an economy that is initially at full employment faces a substantial increase in the factor cost of production. Discuss (with the aid of aggregate output market and money market diagrams) the short-run effect on output, unemployment, general p..
Louie produced 300 fire trucks. What action leads to both gains in revenue and loses in revenue for Louie.
Compute the numerical elasticity of long-run demand. Is it unitary, elastic, inelastic, etc. Explain why would consumers demand 0 minutes in the long run if the price was $.30 per minute.
A binding price ceiling...
Rose is a Project Manager at the civil engineering consulting firm of Sands, Gravel, Concrete, and Waters, Inc. She has been collecting data on a project however not all the data is available. She has been able to find out that the 10th pillar requir..
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