If average annual tuition at public 4-year colleges was $1,908 in 1990, when the CPI was 130.7, and $8,655 in 2012 when the CPI was 229.6, then the real cost of annual tuition
A) rose by 354 percent during that period.
B) fell by 158 percent during that period.
C) fell by 354 percent during that period.
D) rose by 75.7 percent during that period.
E) rose by 158 percent during that period.
E
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What will be an ideal response?
Suppose the price of an item in a perfectly competitive market is $3. For a firm in this market, MC = MR at an output of 100 units. The average total cost at this output level is $4 per unit, and TVC is $80. We may conclude that
A) the firm should shut down because TC > TR. B) the firm should continue to produce because P>AVC. C) the firm should shut down because its TFC is $320 and its TC is $400. D) the firm should shut down because other firms will enter the industry as the market is perfectly competitive.