Elasticity: 4% (Please show your steps and calculation- use Arc elasticity) In year one, Mike's income was $56,000 and went to the movies a total of...

Elasticity: 4% (Please show your steps and calculation- use Arc elasticity)

In year one, Mike's income was $56,000 and went to the movies a total of 24 times. The next year, Mike's income increases to $68,000 and he saw a total of 28 movies. Assume the quality of movies did not change.

a. What is Joe's income elasticity of demand for movies?

b. What type of good is a movie for Joe?