Over $140 billion was spent on transportation in 2007, with the lion's share being handled by state and local governments. Roughly 78 percent of transportation spending was allocated to
a. enforcement of fuel efficient standards
b. the highway system
c. bridges
d. city streets
e. traffic lights
B
Economics
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The marginal propensity to save is:
a. the change in saving induced by a change in consumption. b. (change in S) / (change in Y). c. 1 ? MPC / MPC. d. (change in Y ? bY) / (change in Y). e. 1 ? MPC.
Economics
Compared to the monopoly outcome with a single price, imperfect price discrimination (i) sometimes raises total surplus. (ii) sometimes lowers total surplus. (iii) always leads to a lower quantity of output
a. (i) and (ii) only b. (ii) and (iii) only c. (i) and (iii) only d. (i), (ii), and (iii)
Economics