If the reserve ratio is 15 percent and commercial bankers decide to hold additional excess reserves equal to 5 percent of any newly acquired checkable deposits, then the relevant monetary multiplier for the banking system will be:
A. 3½.
B. 4.
C. 5.
D. 10.
C. 5.
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Jennifer buys a piece of costume jewelry for $33 for which she was willing to pay $42. The minimum acceptable price to the seller, Nathan, was $30. Jennifer experiences
A. a producer surplus of $9 and Nathan experiences a consumer surplus of $3. B. a producer surplus of $9 and Nathan experiences a producer surplus of $12. C. a consumer surplus of $9 and Nathan experiences a producer surplus of $3. D. a consumer surplus of $12 and Nathan experiences a producer surplus of $3.
Dina is driving to work on an interstate highway at 90 MPH, well in excess of the legal speed of 65 MPH. Sandy is also driving to work at the same time, going 85 MPH. A state trooper pulls Dina over and gives her a speeding ticket. Sandy continues driving, but if Dina had not been speeding, the trooper would have ticketed Sandy instead. In terms of externalities, this story shows that:
a. Sandy's actions gave Dina a positive externality. b. Dina's actions gave Sandy a positive externality. c. Sandy's actions gave Dina a negative externality. d. Dina's actions gave Sandy a negative externality. e. Dina's and Sandy's actions did not create any externalities.
Which combination of government policies would be most likely to increase labor supply?
a. Increasing income tax rates and cutting transfer payments to the needy b. Decreasing income tax rates and cutting transfer payments to the needy c. Decreasing income tax rates and increasing subsidies to businesses for hiring certain kinds of workers d. Increasing income tax rates and cutting subsidies to business e. Cutting transfer payments to the needy and increasing subsidies to business
Figure 11-3
In Figure 11-3, which of the following is true, whether or not the monopolist is maximizing profits?
A. MR < P. B. MC = P. C. MC < AC. D. MR = P.