2.6

Income Elasticity of Demand

AP Microeconomics

What is income elasticity of demand?

Interpreting the sign

Interpreting the magnitude

Key insight

Worked example

Worked example (inferior good)

Income elasticity and the business cycle

Engel curves

  • •
  • •
  • •
  • •

Summary classification

AP exam tips for 2.6

  • •
  • •
  • •
  • •

Common mistakes

  • •
  • •
  • •

Key equations

Vocabulary