The barrier to entry protecting a social site like Facebook is primarily
A. economies of scale.
B. ownership of a scarce factor of production.
C. patents.
D. network effects.
Answer: D
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How did securitization and the bursting of the housing bubble contribute to the Financial Crisis of 2007-2009?
What will be an ideal response?
Given an annual interest rate of 12 percent, what is the present value of receiving $1,000 in 20 years?
A) $890.45 B) $850.23 C) $112.16 D) $103.67
If the SRAS curve intersects the AD curve to the right of Natural Real GDP, the economy is
A) in a recessionary gap. B) in either a recessionary gap or an inflationary gap, but we need more information to determine which one. C) in an inflationary gap. D) at full-employment Real GDP.
A narrowly defined market will tend to make concentration appear _________, while a broadly defined market will tend to make it appear _________.
A. concerning; less concerning B. higher; smaller C. less concerning; concerning D. smaller; higher