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4 Written questions
4 Multiple choice questions
 measures how much Qs responds to a change in P
 measures the response of Qd to a change in consumer income
 measures how much Qd responds to a change in P
 D curve: vertical
Consumers' price sensitivity: none
Elasticity: 0
4 True/False questions

determinants of price elasticity → a numerical measure of the responsiveness of Qd or Qs to one of its determinants

midpoint method → the number halfway between the start & end values, the average of those values

elasticity → D curve: relatively flat
Consumers' price sensitivity: relatively high
Elasaticity: >1 
revenue → a numerical measure of the responsiveness of Qd or Qs to one of its determinants