Instructions

Compose an essay of no less than 500 words discussing the topics covered in this unit. Your essay should include the following: 

• Describe at least three public goods provided by public      institutions and how these public goods impact society domestically and/or      internationally. 
• Discuss how demand and supply of public goods is      influenced by external, environmental, economic, and political factors. 
• Discuss Arrow’s impossibility theorem, and give an      example of how it can affect the political process, other than the example      discussed in the unit lesson and the textbook. 

You must use at least one scholarly source in addition to your textbook to complete this assignment. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations. All references and citations used must be in APA style.