Which of the following can serve as an entry barrier?
a. legal restrictions
b. patents
c. control of scarce resources or inputs
d. All of the above are correct.
d
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The implication of the expectations theory that expected returns for a holding period must be the same for bonds of different maturities depends on the assumption that
A) yield curves usually slope upward. B) yield curves usually slope downward. C) instruments with different maturities are perfect substitutes. D) savers are usually risk averse.
The size of the money multiplier depends upon all of the following EXCEPT
A) the required reserve ratio. B) the currency-deposit ratio. C) excess reserves relative to deposits. D) the discount rate.
One example of an optimal currency area is the states within the United States
Indicate whether the statement is true or false
The necessary condition for identification of an equation is called the _____.
A. order condition B. rank condition C. condition of instrumental exogeneity D. the condition of instrumental relevance