8) Describe what the liquidity trap is. Explain how it can be problematic for monetary
policymakers.
19.6 Web Appendix 1: The Baumol-Tobin and Tobin Mean Variance Model of the Demand for
Money
1) The absence of money illusion means that
A) as real income doubles, the demand for money doubles.
B) as interest rates double, the demand for money doubles.
C) as the money supply doubles, the demand for money doubles.
D) as the price level doubles, the demand for money doubles.
2) If there are economies of scale in the transactions demand for money, as income increases,
money demand
A) increases proportionately.
B) increases less than proportionately.
C) increases more than proportionately.
D) does not change.
3) Comparing Tobin’s model of the speculative demand for money with Keynesian speculative
demand
A) both models imply that individuals hold only money or only bonds.
B) the Keynesian model implies individuals diversify their asset holdings, while the Tobin model
predicts that individuals hold only money or only bonds.
C) the Tobin model implies individuals diversify their asset holdings, while the Keynesian model
predicts that individuals hold only money or only bonds.
D) both models imply that individuals diversify their asset holdings.