Real interest rates are difficult to measure because
A) data on them are not available in a timely manner.
B) real interest rates depend on the hard-to-determine expected inflation rate.
C) they fluctuate too often to be accurate.
D) they cannot be controlled by the Fed.
B
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Suppose the real money demand function is Md/P = 2400 + 0.2Y - 10,000 (r + ?e). Assume M = 4000, P = 2.0, ?e = .03, and Y = 5000. The real interest rate that clears the asset market is
A) 3%. B) 6%. C) 11%. D) 14%.
Suppose the labor market is competitive, the supply curve of labor is upward sloping, and the amount of capital is fixed. If the output market changes from a competitive market to a monopoly, what is the effect on its demand for labor? Explain
What will be an ideal response?
For Elliot's dog-walking service, the only variable input is labor. Elliot's labor costs are $300 a day and his service walks 30 dogs per day. To walk 31 dogs per day, his labor costs increase to $305 a day. The marginal cost of walking that 31st dog is
A. $5. B. $9.83. C. $19.52. D. indeterminate from the information given.
A local electricity-generating company has a monopoly that is protected by an entry barrier that takes the form of
A) control of a key raw material. B) network externalities. C) economies of scale. D) a perfectly inelastic demand curve.