Government-Created monopolies Governments may restrict entry by giving a single firm the exclusive right to sell a particular good in certain markets o Patent and copyright laws are two important examples of how government creates a monopoly to serve the public interestGovernment-Created Monopolies • Governments may restrict entry by giving a single firm the exclusive right to sell a particular good in certain markets. • Patent and copyright laws are two important examples of how government creates a monopoly to serve the public interest