Because of the high cost of fuel, railroads such as Union Pacific Corp and CSX Corp have increased the price they charge to haul freight. This change means that
A) the demand curve for hauling freight has shifted leftward.
B) the supply curve for hauling freight has shifted leftward.
C) the demand curve for hauling freight has shifted rightward.
D) the supply curve for hauling freight has shifted rightward.
E) neither the supply curve nor the demand curve for hauling freight has shifted; the only change is that the price is higher.
B
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________ occurs when individuals conform to the decisions of others
A) Herding B) Anchoring C) Signaling D) Sniping
If a pure monopolist can price discriminate by separating buyers into two or more groups:
A. the marginal revenue curve and the total revenue curve will now coincide. B. the marginal revenue curve will now shift to a position above the demand curve. C. the firm will face multiple marginal revenue curves. D. marginal revenue will become less at each level of output than it would be without price discrimination.
Which of the following would increase the total amount of trade in the world?
A) trade diversion B) trade deflection C) trade retention D) rules of origin
As a larger fraction of the working-age population becomes older and retires,
A. the employment-population ratio increases. B. the labor-force participation rate increases. C. the labor-force participation rate declines. D. the unemployment rate decreases.