When a positive externality exists, the marginal social demand curve
a. is the same as the market supply curve
b. is the same as the market demand curve
c. lies below the market demand curve
d. lies above the market demand curve
e. lies below the market supply curve.
D
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Sherry wants to rent an apartment. Although rents are below what she is willing to pay, she cannot find an apartment. Then after a month of searching, she finds an apartment but she has to pay an additional $1,000 to have the locks changed
Sherry has just experienced the effects of ________. A) a rent floor with a black market B) inelastic demand C) a market working efficiently D) a rent ceiling
The largest source of tax revenues for states is
A. general sales. B. motor fuel. C. alcoholic beverages. D. tobacco.
In 1990, there were 50 bilateral agreements and regional trade agreements between countries. Today there are
A) more than 230 of these agreements. B) 30 of these agreements. C) none of these agreements remaining. D) more than 10,000 of these agreements.
Compared to a barter economy, using money increases efficiency by reducing:
a. transaction costs. b. the need to exchange goods. c. the need to specialize. d. inflation.