Suppose the price elasticity of supply for soccer balls is 0.3 in the short run and 1.2 in the long run. If an increase in the demand for soccer balls causes the price of soccer balls to increase by 20%, then the quantity supplied of soccer balls will increase by about
a. 0.67% in the short run and 0.17% in the long run.
b. 3% in the short run and 1.2% in the long run.
c. 6% in the short run and 24% in the long run.
d. 66.7% in the short run and 16.7% in the long run.
c
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If the central bank can act as a lender of last resort during a banking panic, banks can
A) encourage the public to borrow directly from the central bank, and this will worsen the banking panic. B) satisfy customer withdrawal needs and eventually restore the public's faith in the banking system. C) borrow more and more money from the central bank, and this will lower its reserves and decrease the public's faith in the banking system. D) call in their loans to their customers and eventually restore the public's faith in the banking system.
If reserves in the banking system increase by $100, then checkable deposits will increase by $400 in the simple model of deposit creation when the required reserve ratio is
A) 0.01. B) 0.10. C) 0.20. D) 0.25.