24
Lesson 24 of 84 · Trade and Commerce
Trade Deficits and Surpluses
Scarcity is the fundamental economic problem: not enough resources for everyone's wants. Because of scarcity, people must make choices about using what is available.
Key Facts
1
Money is a medium of exchange.
2
Needs are different from wants.
3
Supply and demand affect prices.
Check Your Understanding
Question 1
1 of 2What is trade?