An airline charges $2,100 for a first-class roundtrip ticket
from Boston to Los Angeles,and charges $370 for an economy-class roundtrip ticket on the
same route. The airlineobserves that every seat in economy class is full, and that
much of the first-class cabin isempty. Sketch a graph that represents the supply and demand
for first-class roundtriptickets in this market. Briefly explain why this first-class
ticket market is not inequilibrium when the daily price of a ticket is $2,100. On
your graph,...