Use a graph with attendance on the horizontal axis and the price of tickets on the vertical axis to show the effect of the following on the market for tickets to see the Vancouver Canucks play hockey.

a. The quality of play falls, as European players are attracted to play in rival hockey leagues in their home countries.

b. Vancouver places a C$1 tax on all tickets sold.

c. A recession reduces the average income in Vancouver and the surrounding area.

d. The NBA puts a new basketball franchise in Vancouver.