Principles of Microeconomics

Please provide 200 to 300 word response to the following question.  Make sure you start each sub-question in a new paragraph. Use citation rules when possible.  

What is an externality? Provide examples. How does an externality affect the market outcome? Is it possible for a government’s solution to a market failure to worsen the failure? Explain your answer.

Please provide 200 to 300 word response to the following question.  Make sure you start each sub-question in a new paragraph.  Remember to follow to dollow citation rules when possible. 

What effect do government intervention, taxation, and regulations have on economic behavior? Explain. What are real-world examples of government intervention, taxation, and regulations? What are the goals of each?