A. there are barriers to entry in pure monopoly.
B. a monopoly has a perfectly elastic demand curve.
C. marginal revenue is less than average revenue at all levels of output.
D. total revenues are greater than total costs at the profit-maximizing level of output.
Under which of the following circumstances would we observe the greatest increase in
real income?
A. Nominal income falls by 2 percent, and the price level falls by 10 percent.
B. Nominal income rises by 8 percent, and the price level rises by 4 percent.
C. Nominal income rises by 12 percent, and the price level rises by 15 percent.
D. Nominal income falls by 4 percent, and the price level rises by 6 percent.
What economic concept would be most closely associated with a situation where an
aluminum plant uses extensive computerization on the production line to reduce
per-unit costs of production?
A. Infrastructure.
B. Human capital.
C. Network effects.
D. Economies of scale.