Check Your Understanding
1. Describe the three functions of money.
2. What is a barter economy? Describe why such an approach is a difficult way for a modern economy to exist.
3. Explain the important difference between M1 and M2.
4. What gives our money its value if there is no gold or silver backing the currency?
5. What happens to savings if the real interest rate goes up? What happens to the demand for borrowing?
6. Explain why bond prices and interest rates are inversely related.
Apply the Concepts
7. List the following assets from most liquid to least liquid: a house (real estate); cash; a one-
8. At many game centers (such as Chuck E. Cheese’s), it is common for kids to play carnival-
9. How do recessions affect the market for loanable funds? What happens to the supply of savings? What happens to the demand for borrowing? What is the effect on real interest rates?
10. Most individuals with average wealth choose to save their money using a financial intermediary such as a bank or a mutual fund. However, individuals with greater wealth are more likely to invest in individual stocks or directly in new or existing businesses. Explain why persons of different wealth are likely to show differences in how they save, and how financial intermediaries play a role.
11. Why would it be better to put $1,000 each year into a retirement account than to wait ten years and put in $10,000 all at once? Would it make much of a difference in the long run?
12. Why have pensions become a less common form of retirement benefit offered by companies?
In the News
13. A proposal in the government budget set forth in 2016 placed a limit on the total amount of savings that can be accumulated in tax-
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14. The U.S. stock market doubled in value between 2010 and 2016. However, a slowdown in economic growth in many countries, increased volatility in stock markets, and an anticipated rise in U.S. interest rates have led some analysts to believe bonds may outperform stocks. If more investors switch from buying stock to bonds, how might this lead to a self-
Solving Problems
15. Suppose a small country has the following monies in circulation:
Cash/currency: $1 million
Demand deposits: $2 million
Other checkable deposits: $2 million
Small-
Savings deposits: $5 million
Money market deposit accounts: $5 million
Calculate the value of M1 and M2 for this country.
WORK IT OUT | interactive activity
16. The yield for a perpetuity bond is determined by the simple formula
Calculate the yield on a $1,000 perpetuity bond that pays $40 a year forever to the bondholder.
Suppose that actions taken by the Fed cause interest rates in the economy to fall by 2%. How will this affect the price of the bond that still pays $40 a year in interest?
Now suppose that one purchases a new $1,000 perpetuity bond at the lower interest rate. What will the annual interest payment be equal to?
If interest rates were to rise back to the original level determined in part (a), how will that affect the price of the new bond purchased in part (c)?
USING THE NUMBERS
17. According to By the Numbers, which bank had the largest amount of assets in 2015, and what was this value? How much in assets did a bank need to reach the top ten largest banks in the world in 2015?
18. According to By the Numbers, how much in U.S. dollars is currently in circulation in the world? How much in U.S. dollars is held in reserves in the world? Describe how these numbers compare to the euro and the Japanese yen.