Double take: Oliver and James as the Weasley twins in the 2003 film Harry Potter And The Prisoner Of Azkaban surrounded by their co-stars. Identical: James, left, and Oliver Phelps arrive at London's Odeon Leicester Square for the world premiere of 'Harry Potter and the Chamber of Secrets' in 2002.
An increase in demand is represented by a shift of the demand curve to the right: A decrease in from ECON 101 at Universitat Pompeu Fabra
2) which of the following will cause the demand curve for product a to shift to the left? a.population growth that causes an expansion in the number of persons consuming a. b.an increase in money income if a is a normal good. c.a decrease in the price of complementary product c. d.an increase in money income if a is an inferior good.