Describe the role government should play in correcting market failures

Describe the role government should play in correcting market failures. Cte specific examples and applications and take a clear stand on whether you believe the actions of government work towards resolving market failures.
Part 1 has to talk about a specific negative externality, how the government tries to improve this market failure, and whether you believe the government is doing an effective job.
Part 2 has to talk about a specific positive externality, how the government tries to improve this market failure, and whether you believe the government is doing an effective job.
Part 3 has to discuss whether you believe the government should try to improve market failures by identifying two core values (one of them must be the responsible stewardship core value) that apply to the market failures you identified in parts 1 and 2.
See list of core values below:

Excellence

Community

Respect

Personal Development

Responsible Stewardship

Integrity

4 pages