Because the statistic called the standard deviation measures the volatility of a variable, it is used to measure the return of a portfolio
a. True
b. False
Indicate whether the statement is true or false
False
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Collusion is more likely to occur when
A) there is fear of punishment for not colluding. B) there is a known finite time horizon. C) there are large gains to be made by cheating on an agreement. D) the game lasts only one period.
If the marginal revenue product of the last worker hired exceeds the marginal factor cost of the worker, the firm would be better served if it
A) hires additional workers. B) maintains its current level of workers already hired. C) lays off the last worker hired. D) None of the above is a good option for a profit-seeking firm.
Between 1870 and 1910, corn and wheat
a. output showed little, if any, growth in land productivity. b. output increased dramatically, due to labor productivity increases. c. yields per acre hardly changed. d. output increased dramatically due to the effects of increased amounts of capital per worker. e. All of the above are correct.
National health insurance programs:
A. can increase use of health clinics versus traditional village doctors, who often have no medical training. B. are usually too costly for developing nations to implement. C. have solved the problem of providing high-quality care in places like India. D. are always less efficient than privatized programs.