Bakers are much _________ likely to supply pastries to the market if property rights are not enforced. In the presence of market failures, public policy can improve economic efficiency.

Classify the source of market failure in each case listed.

a. A manufacturing plant dumps chemical waste into a nearby river, poisoning the water supply for a small town downstream.
b. There is only one car dealership in a small town, giving the dealership the ability to influence the price of cars.