An economy is initially in long-run equilibrium. The introduction of an electronic payments system dramatically reduces the demand for money in the economy.
a. What is the short-run impact on prices and output of the new system?
b. What can the central bank do, if anything, to counteract the short-run changes in output and prices?
c. If the central bank does not take any policy actions, what will be the long-run impact of the electronic payments system on prices and output?