14. 7-5: Income Elasticity *4* When Braxton's income decreased 20 percent (-20%), his demand for shrimp decreased 16 percent (-16%). Braxton's income elasticity of demand for shrimp is (EX,I =): O " + 0.8 " and the demand for shrimp is "relatively inelastic". O "- 0.8 " and shrimp is an "inferior" good. O " + 1.25 " and the demand for shrimp is "relatively inelastic." O" + 1.25 " and the demand for shrimp is "relatively elastic". O" + 0.8 " and shrimp is a "normal" good.

6.

S Suppose that the price of President's Choice macaroni and cheese decreased from $10 to $9 per case, and at the same time, the quantity of Kraft macaroni and cheese sold dropped from 198 to 132 cases. a) What is the cross-elasticity of demand between the two products? Round your answer to 2 decimal places. b) What is the relationship between the two products? They are (Click to select) (Click to select) substitutes permanents A 1 + Prev 2 of 8 3 Next >

3) Cris, a dedicated employee at Google just found out that he will be recognized for the employee of the year award, plus an additional pay increase of 10%. He along with several top employees from other states rush to purchase Porsche 911 4S vehicles resulting in a 7% increase in the quantity demanded. What is Cris' income elasticity of demand for a Porsche 911 4S?

4) Provide a simple definition of the price elasticity of demand and explain why knowing the price elasticity for her product is useful to the firm's manager.

10. Problems and Applications Q10 Consider public policy aimed at smoking. Studies indicate that the price elasticity of demand for cigarettes is about 0.2. If a pack of cigarettes currently costs $5 and the government wants to reduce smoking by 10%, it should increase the price by If the government permanently increases the price of cigarettes, the effect on smoking 1 year from now will be from now. Studies also find that teenagers have a higher price elasticity of demand than do adults. Which of the following statements are consistent with this result? Check all that apply. 00 Adults are more likely to be addicted to cigarettes. smaller Teenagers do not have as much income as adults, so they are more price sensitive. larger It is legal for adults to consume alcohol, so many choose to spend their money on that good rather than cigarettes. % than the effect 5 years

*4* When the price of product "X" is (P1=) $42, Shyanne purchases 20 units of product "X" and when the price of product "X" is (P2=) $38, she purchases 30 units of product "X". Shyanne's "arc" price elasticity of demand for product "X" is (Ex,x =): O" -0.25 " and the demand for "X" is relatively elastic. -4.00 " and the demand for "X" is relatively inelastic. O"-0.25 " and the demand for "X" is relatively inelastic. O " -4.00 " and the demand for "X" is relatively elastic. -0.25 " and "X" is a "normal" good. Save & Continue Continue without saving