ethical issues

in most other countries in the world, government plays a central role in covering health care needs; however, in the United States, the private sector (in the form of employer-sponsored health insurance) serves as the dominant form of medical coverage. For this assignment, discuss the following in 400 words citing all references in APA 

• Describe and discuss some of the ethical concerns or problems that exist because of the dominant form of employer-sponsored health insurance.
• Discuss reform actions that the U.S. government has taken to reduce the ethical concerns or problems that you discussed.
• Define the ethical principle of justice, and discuss its role in the U.S. health care system.