Table : TABLE 4-1 Consumer Surplus If Price of Used Textbook = $30

Potential buyer

Willingness to pay

Price paid

Individual consumer surplus = Willingness to pay – Price paid

Aleisha

$59

$30

$29

Brad

  45

  30

  15

Claudia

  35

  30

    5

Darren

 25

   –

   –

Edwina

 10

   –

   –

All buyers

Total consumer surplus = $49