Respond to each of the following questions in 150-200 words each covering the ec

Respond to each of the following questions in 150-200 words each covering the economic topics and concepts in chapters 9 & 10 of the textEssentials of Health Economics.
1) Explain the unique characteristiocs of the four primary market structures
2) Explain why economic profits are zero long run in a monopplistically competitive market.
3) What are the charateristics of a public good?
4) Discuss the two ways that product differetiation affects the demand for a product?
5) Describe at least five different forms of government intervention in the economy.An APA format is not required for the body of the assignment solid academic writing is expected and in-text citations and references should be presented.