Answer
An example of a government-created monopoly is the postal service, which is entirely government owned in the US and Australia. Other examples include utilities such as telecommunications, water and electricity.
A government-created monopoly is not necessarily bad policymaking, because some services must be provided to everyone independently of individuals' ability to pay or market forces. The government may also create a monopoly to prevent a private firm from engaging in profit maximisation at the expense of public welfare.
Work Step by Step
Public ownership of monopolies often takes the form of running a natural monopoly.