单项选择题An analyst does research about the income elasticity of demand. As income rises from $500 per week to $1500 per week, the quantity demanded for a product increases from 1100 units to 1500 units. the income elasticity of demand is closest to:
A. 0.25
B. 0.31
C. 0.40
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1.单项选择题An analyst does research about the incidence of a tax. All else being equal, sellers pay the largest portion of a tax when the supply is:
A. unit elastic.
B. highly elastic.
C. highly inelastic.
2.单项选择题An analyst does research about market structures. In a perfectively competition industry, the long-run effect of a permanent increase in demand most likely results in an increase in:
A. price.
B. output per firm.
C. the number of firms.
3.单项选择题An analyst does research about real GDP. Holding all else constant, a decrease in which of the following is most likely to result in an increase in the quantity of real GDP demanded
A. Import.
B. Export.
C. Government expenditure.
4.单项选择题An analyst does research about market structures. With respect to traditional oligopoly model, which of the following is least accurate The kinked demand curve model assumes:
A. that there is a break in the marginal revenue curve.
B. that the price decreases by one firm is followed by its peers.
C. that the price and quantity are sensitive to small cost changes.
5.单项选择题An analyst does research about central tendency and gathers the following information about a company:
The harmonic mean for the company's price-to-earnings ratio is closest to:
| Year | Earnings per Share | Market Price per Share | Price-to-Earnings Ratio |
| 2009 | $4.00 | $28 | 7.0 |
| 2010 | $2.00 | $22 | 11.0 |
| 2011 | $3.00 | $19.5 | 6.5 |
A. 7.74
B. 7.94
C. 8.17
6.单项选择题An analyst does research about sampling and estimation. With respect to statistical analysis, a sample statistics is least described as:
A. the set of rules used to select a sample.
B. quantity computed from a sample.
C. descriptive measure of a sample.
7.单项选择题An analyst does research about common probability distribution and estimates an asset turnover ratio will range from 1.7 to 2.4. If the ratio follows continuous uniform distribution, the probability the company's asset turnover ratio will be less than 2.1 is closest to:
A. 43.9%
B. 57.1%
C. 70.0%
8.单项选择题An analyst does research about the coefficient of covariance and the Sharpe ratio. A security's mean return is positive and more than its standard deviation of returns. If the risk-free rate is zero, the coefficient of covariance is most likely:
A. less than the Sharpe ratio.
B. equal to the Sharpe ratio.
C. greater than the Sharpe ratio.
9.单项选择题An analyst does research about sampling. Compared to estimates of parameters produced from simple random sampling, estimates of parameters produced from stratified random sampling most likely have:
A. less precision.
B. the same precision.
C. greater precision.
10.单项选择题An analyst does research about Bayes' formula and estimates the following information regarding bonus for management and the net income of a company:
The analyst's prior probability that management received a bonus is 0.5. Using Bayes' formula, if the company announces an increase in net income, the probability management received a bonus is closest to:
| Event | Probability |
| Net income increases given management received a bonus | 0.7 |
| Net income mcreases given management did not receive a bonus | 0.3 |
A. 0.22
B. 0.78
C. 0.86
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