Book cover for The Economics of Money, Banking, and Financial Markets

The Economics of Money, Banking, and Financial Markets

Frederic S. Mishkin

ISBN #9781292094182

11th Edition

614 Questions

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42,466 Students Helped

Homework Questions

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Summary

Learning Objectives

Key Concepts

Example Problems

Explanations

Common Mistakes

Summary

This section clarifies the economists’ view of money, distinguishing it from wealth and income. It emphasizes money's three core functions: serving as a medium of exchange that minimizes transaction costs, as a unit of account that simplifies pricing, and as a store of value that preserves purchasing power. The evolution of the payments system—from commodity money to fiat currency to electronic forms—demonstrates how technological advancements have reshaped our concept and measurement of money, as evidenced by the definitions of monetary aggregates M1 and M2.

Learning Objectives

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Key Concepts

CONCEPT

DEFINITION

Definition: The study of how equilibrium levels of output and inflation are determined by the interaction of aggregate demand (planned spending) and aggregate supply (the economy’s capacity).

The study of how equilibrium levels of output and inflation are determined by the interaction of aggregate demand (planned spending) and aggregate supply (the economy’s capacity). •

Example Problems

Example 1

Why is simply counting currency an inadequate measure of money?

Example 2

In prison, cigarettes are sometimes used among inmates as a form of payment. How is it possible for cigarettes to solve the "double coincidence of wants" problem, even if a prisoner does not smoke?

Example 3

Three goods are produced in an economy by three individuals: $$\text {Good $\space$$\space$$\space$$\space$ Producer} $$ $$\text {Apples $\space$$\space$$\space$$\space$ Orchard owner} $$ $$\text {Bananas $\space$$\space$$\space$$\space$ Banana grower} $$ $$\text {Chocolate$\space$$\space$$\space$$\space$ Chocolatier} $$ If the orchard owner likes only bananas, the banana grower likes only chocolate, and the chocolatier likes only apples, will any trade between these three persons take place in a barter economy? How will introducing money into the economy benefit these three producers?

Example 4

Why did cavemen not need money?

Example 5

Most of the time it is quite difficult to separate the three functions of money. Money performs its three functions at all times, but sometimes we can stress one in particular. For each of the following situations, identify which function of money is emphasized. a. Brooke accepts money in exchange for performing her daily tasks at her office, since she knows she can use that money to buy goods and services. b. Tim wants to calculate the relative value of oranges and apples, and therefore checks the price per pound of each of these goods as quoted in currency units. c. Maria is currently pregnant. She expects her expenditures to increase in the future and decides to increase the balance in her savings account.

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Step-by-Step Explanations

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Common Mistakes

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