Book: Managerial Accounting - The Cornerstone of Business Decision Making, 7th Edition

For this assignment discuss the importance of ethics in managerial accounting. What issues may arise if ethics is compromised? How would this impact the company internally, how would it impact the external users such as investors, creditors, government, etc?

Please make sure to utilize your points of view, as they matter the most to me. I am not interested in an article from the internet.