d. Soft drinks
e. Breakfast cereals
f. Restaurant (not fast food) meals
g. Automobiles
10. Consider the following industries in Canada that have
traditionally been oligopolistic:
Brewing
Airlines
Railways
Banking
Internet service providers
Grocery stores
a. What are the barriers to entry in each of these industries
that might explain persistently high profits?
b. Explain in each case how technology is changing in ways
that circumvent these entry barriers.
