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Weathers AP Macroeconomics 2025-2026
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What are the three types of financial assets?
Loans
Bonds
Stocks
What is a loan?
A lending agreement between lenders and borrowers
What is a bond?
An IOU issued by a borrower
What is a stock?
A share in the ownership of a company
What are the five types of financial intermediaries?
Mutual funds
Financial service websites
Life insurance companies
Pension funds
Banks
What is a mutual fund?
Diversified portfolios of stocks that reduce risk
What are financial service websites?
Websites that track the daily performance of many mutual funds.
What are life insurance companies?
Pay beneficiaries when policyholders die.
What are the functions of pension funds?
Gather resources from many individuals to invest collectively.
What do banks do?
Use depositors’ money to provide loans to borrowers in exchange for paying them back interest.
What are the 3 tasks of the financial system?
Reducing transaction costs
Reducing risk
Providing liquidity
What are the 3 roles of money?
Medium of exchange
Storing value
Providing a unit of account
What does medium of exchange mean?
Money can be used to buy other goods & services
What does storing value mean?
Money holds its purchasing power over time
What does unit of account mean?
Money sets the prices for purchasing goods & services
What are the 3 types of money?
Commodity money
Commodity-backed money
Fiat money
What is commodity money?
Items that have monetary value even if they’re not being used as money (diamond wedding rings)
What is commodity-backed money?
Money that can be exchanged for a specific amount of a valuable commodity, like gold or silver.
What is fiat money?
Money that has value because the government says it does.
How to calculate future value
FV=PV(1+r)n

How to calculate present value
PV=FV/(1+r)n
