Assume that a security has equally possible outcomes of yielding 8 percent and 4 percent. The standard deviation of the probability distribution of returns for this security is
A) 6 percent.
B) 4 percent.
C) 3 percent.
D) 2 percent.
D
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Refer to the figure above. After the demand curve shifts to D2, if the price is held below the new equilibrium, then:
A) the quantity demanded will equal the quantity supplied. B) the quantity demanded will be greater than the quantity supplied. C) the quantity demanded will be less than the quantity supplied. D) there will be zero deadweight loss.
Technological advancements have led to lower prices and an increase in the sale of color laser printers. How does this affect the market for traditional inkjet printers?
A) The demand curve for inkjet printers shifts to the right. B) The quantity of inkjet printers demanded decreases. C) The demand curve for inkjet printers shifts to the left. D) The quantity of inkjet printers demanded increases.
Leonard, Sheldon, Raj, and Penny each like science fiction moves. The price of a special boxed set of Star Trek DVDs is $50 . Leonard values the set of movies at $70, Sheldon at $65, Raj at $60, and Penny at $55 . Suppose that if the government taxes DVDs at $10 each, the price rises to $60 . A consequence of the tax is that consumer surplus shrinks by
a. $50 and tax revenues increase by $30, so there is a deadweight loss of $20. b. $35 and tax revenues increase by $30, so there is a deadweight loss of $5. c. $20 and tax revenues increase by $20, so there is no deadweight loss. d. $15 and tax revenues increase by $20, so there is no deadweight loss.
In the article "Walmart Shutters Quebec Store as Union Closes In," the company argued all of the following except
A. It is not profitable to hire 30 additional workers at an already unprofitable store. B. Unions demanded higher labor costs that would make the store unprofitable. C. Unions impose inefficient work rules. D. The store would be the only unionized Walmart store.