My brother decides to leave his empty soda can on someone's lawn. This is an example of a
A) public good.
B) positive externality.
C) neutral externality.
D) negative externality.
D
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Anyone can purchase sulfur dioxide emission allowances on the Chicago Mercantile Exchange. Several environmental groups have raised money to buy allowances (which they subsequently destroy)
As part of their fund-raising, these groups have urged contributors to buy the allowances as gifts. As one newspaper story put it, "For the environmentalist in your life, here's a gift that is sold by the ton, fits in an envelope and will last forever." Source for quote: Randall Edwards, "Dear Santa: Please Bring Me Sulfur Dioxide for Christmas," Columbus Dispatch, December 19, 1999. What would be the impact on the price of the emission allowances in the market if more people buy sulfur emission allowances and destroy them? A) The price falls to zero. B) The price rises. C) The price falls but not to zero. D) The price remains unchanged because the allowances purchased by the environmental groups are destroyed.
From 1950 till 2009 the four-quarter growth rate of real GDP has been as high as ________ percent and as low as ________ percent
A) 8.1; -2.8 B) 12.6; -3.9 C) 3.2; 2.5 D) 5; -10
Most economists believe that in the short run
a. real and nominal variables are determined independently and that money cannot move real GDP away from its long-run trend. b. real and nominal variables are determined independently but that money can temporarily move real GDP away from its long-run trend. c. real and nominal variables are highly intertwined but that money cannot move real GDP away from its long-run trend. d. real and nominal variables are highly intertwined and that money can temporarily move real GDP away from its long-run trend.
Which of the following actions by the Fed would increase the money supply?
A. reducing the required reserve ratio B. selling government bonds in the open market C. increasing the discount rate D. increasing the income tax rate