Problem
Warner Home Entertainment sold the Harry Potter and the Prisoner of Azkaban two-DVD movie set around the world. Warner charged 33% more in Canada and 66% more in Japan than in the United States, where it charged $15. Given that Warner's marginal cost was $1, determine what the elasticities of demand must have been in the United States, Canada, and Japan if Warner was profit maximizing.
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.